Unit9 Can you come to my party 课件
v.拒绝
Hey, Nick, can you come to my house on Saturday? …
Oh, Sam! I remember we went bike riding last fall when …
Can you play soccer tomorrow afternoon?
3）进一步学习运用所学的知识来表达邀请； 学会如何回答别人对自己的邀请，以及 学会如何有礼貌地拒绝他人的邀请， 并陈述理由。 4) 掌握情态动词can, must, have to, might的用法。
Words and expressions
invite
accept refuse
v.邀请
v.接受
1. prepare for an exam ______ a e 2. help my parents ______
3. go to the doctor 4. meet my friend 5. have the flu
______ d ______ b ______ c
1b Listen and write the names
2b Listen again. Who can’t go to the
party? Why? Complete the chart. Names Jeff May Reasons meet his friend on Saturday has the flu
Mei Ling study for a math test
Listen and circle 2a can or can’t.
1. Jeff (can / can’t ) go to the party. 2. Mary (can / can’t) go to the party. 3. May (can / can’t) go to the party. 4. Mei Ling (can / can’t) go to the party. 5. Paul (can / can’t) go to the party.
Can you come to my party on Saturday afternoon?
Sure, I’d love to.
Sorry, I can’t. I have to prepare for an exam.
I’m sorry, too. I must go to the doctor.
another time 其他时间；别的时间
Words and expressions
until hang catch
conj.&prep. 到……时候
v.悬挂；垂下 v.及时赶上；接住；抓住
hang out 闲逛；常去某处
What do you usually do on weekends?
I usually help my parents.
— Sure, I’d love to.
② — Can you go to the movies on Saturday?
— I’m sorry, I’m not available. I have too much
homework this weekend.
③ That’s too bad. Maybe another time. ④ Sure. Thanks for asking. ⑤ Sam isn’t leaving until next Wednesday.
2c
Look at the reason in the chart in 2b. Write some more. Then, Student A, invite your partner to do something. Student B, say you can’t go and why.
1. too much homework 2. ____________________ 3. ____________________ 4. ____________________
根据箭头指向的汉语说出英 语短语。 play basketball 准备考 试 have the flu 去音乐 去看病 会 play the piano 去见 go to the doctor 弹钢琴 朋友 help my parents go to the concert 打篮球 得了流 prepare for a test 帮父母 感 meet my friend
Nick has to prepare for an exam. ___________________________________
3. When will they hang out?
On Monday night. ___________________________________
Role-play the conversation.
(Tim, Kay, Anna and Wilson) next to the correct students
in the picture.
Tim
Anna
Kay
Wilson
1c
You are the students in the picture. Student A, invite three students to your party. Student B, C and D, give answers.
A: Can you … ?
B: Sorry, I can’t. I have to …
go to the doctor
A: Can you …? B: Sorry, I can’t. I have to …
visit my friend
go to the concert
1a Match the phrases with the pictures (a-e).
No, she’s not available. She has to help her mom.
Can Nick and Peter go hiking tomorrow?
No, they are not free. They might have to visit their grandparents.
Can they go to the movies ? No, they're not free. They might have to meet their friends .
根据课本内容，完成下列句子。 1. 星期六你能来我的聚会吗？ Can you come ____ _____ to my party on Saturday? 2. 当然，我乐意去。Sure. ____ I’d ____ love ___. to 3. 对不起，我必须为数学考试而学习。 must ______ study ____ for a math test. Sorry, I _____ 4. 明天晚上你能去看电影吗？ Can go to the movies __________ ____ you ____ tomorrow night?
Sure. I’d love to.
I’m afraid not. I have the flu.
Can Kate go fishing tomorrow morning?
No, she can’t. She must prepare for the math exam.
Can Linda hang out on Saturday afternoon?
2) 能了解以下语法：
用情态动词can来表达邀请。
3）学会表达邀请，学会对请进行恰当的
答复或拒绝。
Words and expressions prepare exam flu available v.使做好准备；把……准备好 n.考试 prepare for 为……做准备
n.流感
adj.有空的；可获得的
教学目标： 语言知识目标： 1) 能掌握以下单词：prepare, prepare for, exam, flu, available, another time, until, hang, hang out, catch
2) 能掌握以下句型： ① — Can you come to my party on Saturday afternoon?
Sure, Joe. Thanks for asking.
2d
Read the conversation and answer the questions.
1. What did they do last fall? ___________________________________ They went bike riding. 2. What does Nick have to do on Saturday?
假设你将于这个周末过生日，并开一 个生日聚会，你邀请朋友们参加你的聚会， 但有几名同学因故不能来，请你将与他们 的对话用英语写出来。
教学目标： 1. 语言知识目标： 1) 学习掌握下列词汇：invite, accept, refuse 2）进行一步复习巩固运用Section A 部分所学的生词和词组。
A: Can you come to my party? B: Sure, I’d love to.
Sorry, I can’t. I have to …
A: Can you play basketball with us? B: Sorry, I can’t. I have to …
study for a test
Jeff: Hey , Nick , can you come to my house on Saturday ? My cousin Sam from Xi'an is going to be there. Nick: Oh, Sam! I remember we went bike riding together last fall where he visited you. Jeff: Yes, that's right . Nick: I'd love to come, but I'm afraid I can't. I have an exam on Monday so I must prepare for it . Jeff: That's really too bad ! Oh , but sam isn't leaving until next Wednesday . Can you hang out with us on Monday night ? Nick: Sure ! Catch you on Monday !
Hey, Nick, can you come to my house on Saturday? …
Oh, Sam! I remember we went bike riding last fall when …
Can you play soccer tomorrow afternoon?
3）进一步学习运用所学的知识来表达邀请； 学会如何回答别人对自己的邀请，以及 学会如何有礼貌地拒绝他人的邀请， 并陈述理由。 4) 掌握情态动词can, must, have to, might的用法。
Words and expressions
invite
accept refuse
v.邀请
v.接受
1. prepare for an exam ______ a e 2. help my parents ______
3. go to the doctor 4. meet my friend 5. have the flu
______ d ______ b ______ c
1b Listen and write the names
2b Listen again. Who can’t go to the
party? Why? Complete the chart. Names Jeff May Reasons meet his friend on Saturday has the flu
Mei Ling study for a math test
Listen and circle 2a can or can’t.
1. Jeff (can / can’t ) go to the party. 2. Mary (can / can’t) go to the party. 3. May (can / can’t) go to the party. 4. Mei Ling (can / can’t) go to the party. 5. Paul (can / can’t) go to the party.
Can you come to my party on Saturday afternoon?
Sure, I’d love to.
Sorry, I can’t. I have to prepare for an exam.
I’m sorry, too. I must go to the doctor.
another time 其他时间；别的时间
Words and expressions
until hang catch
conj.&prep. 到……时候
v.悬挂；垂下 v.及时赶上；接住；抓住
hang out 闲逛；常去某处
What do you usually do on weekends?
I usually help my parents.
— Sure, I’d love to.
② — Can you go to the movies on Saturday?
— I’m sorry, I’m not available. I have too much
homework this weekend.
③ That’s too bad. Maybe another time. ④ Sure. Thanks for asking. ⑤ Sam isn’t leaving until next Wednesday.
2c
Look at the reason in the chart in 2b. Write some more. Then, Student A, invite your partner to do something. Student B, say you can’t go and why.
1. too much homework 2. ____________________ 3. ____________________ 4. ____________________
根据箭头指向的汉语说出英 语短语。 play basketball 准备考 试 have the flu 去音乐 去看病 会 play the piano 去见 go to the doctor 弹钢琴 朋友 help my parents go to the concert 打篮球 得了流 prepare for a test 帮父母 感 meet my friend
Nick has to prepare for an exam. ___________________________________
3. When will they hang out?
On Monday night. ___________________________________
Role-play the conversation.
(Tim, Kay, Anna and Wilson) next to the correct students
in the picture.
Tim
Anna
Kay
Wilson
1c
You are the students in the picture. Student A, invite three students to your party. Student B, C and D, give answers.
A: Can you … ?
B: Sorry, I can’t. I have to …
go to the doctor
A: Can you …? B: Sorry, I can’t. I have to …
visit my friend
go to the concert
1a Match the phrases with the pictures (a-e).
No, she’s not available. She has to help her mom.
Can Nick and Peter go hiking tomorrow?
No, they are not free. They might have to visit their grandparents.
Can they go to the movies ? No, they're not free. They might have to meet their friends .
根据课本内容，完成下列句子。 1. 星期六你能来我的聚会吗？ Can you come ____ _____ to my party on Saturday? 2. 当然，我乐意去。Sure. ____ I’d ____ love ___. to 3. 对不起，我必须为数学考试而学习。 must ______ study ____ for a math test. Sorry, I _____ 4. 明天晚上你能去看电影吗？ Can go to the movies __________ ____ you ____ tomorrow night?
Sure. I’d love to.
I’m afraid not. I have the flu.
Can Kate go fishing tomorrow morning?
No, she can’t. She must prepare for the math exam.
Can Linda hang out on Saturday afternoon?
2) 能了解以下语法：
用情态动词can来表达邀请。
3）学会表达邀请，学会对请进行恰当的
答复或拒绝。
Words and expressions prepare exam flu available v.使做好准备；把……准备好 n.考试 prepare for 为……做准备
n.流感
adj.有空的；可获得的
教学目标： 语言知识目标： 1) 能掌握以下单词：prepare, prepare for, exam, flu, available, another time, until, hang, hang out, catch
2) 能掌握以下句型： ① — Can you come to my party on Saturday afternoon?
Sure, Joe. Thanks for asking.
2d
Read the conversation and answer the questions.
1. What did they do last fall? ___________________________________ They went bike riding. 2. What does Nick have to do on Saturday?
假设你将于这个周末过生日，并开一 个生日聚会，你邀请朋友们参加你的聚会， 但有几名同学因故不能来，请你将与他们 的对话用英语写出来。
教学目标： 1. 语言知识目标： 1) 学习掌握下列词汇：invite, accept, refuse 2）进行一步复习巩固运用Section A 部分所学的生词和词组。
A: Can you come to my party? B: Sure, I’d love to.
Sorry, I can’t. I have to …
A: Can you play basketball with us? B: Sorry, I can’t. I have to …
study for a test
Jeff: Hey , Nick , can you come to my house on Saturday ? My cousin Sam from Xi'an is going to be there. Nick: Oh, Sam! I remember we went bike riding together last fall where he visited you. Jeff: Yes, that's right . Nick: I'd love to come, but I'm afraid I can't. I have an exam on Monday so I must prepare for it . Jeff: That's really too bad ! Oh , but sam isn't leaving until next Wednesday . Can you hang out with us on Monday night ? Nick: Sure ! Catch you on Monday !
合集下载
Unit9Can you come to my party_ 课件
接受邀请: Sure, I'd love/like to. 拒绝邀请: I'm sorry, I can't. / I'm not free.
I'm not available. 给出理由：I have to/ must….
自学检测二 4' CCaannyyoouuccoommeetotommyyppaarrtytyoonnSSaatuturrddaayy??
Larry smith Headmaster
How to turn down an invitation?
Hi David,
Thanks so much for __p_la_n__n_in_g_(plan) this. I'd love to come to the party, _b_u_t I'm not available. My family is __t_a_k_i_n_g__(take) a trip to Wuhan _a_t_ the end of this monthto__v_is_i_t(visit) my aunt and uncle. However, I'd still be glad __t_o_ help out with any of the party pr_ep__a_ra_t_i_o_n_s (prepare), like _p_la_n__n_in_g_(plan) the games. Let me __k_n_o_w____(know) if you need my help.
A.bad;another
B.bad;other
C.good;another
D.good;other
3.—Would you like to visit the museum?—______
I'm not available. 给出理由：I have to/ must….
自学检测二 4' CCaannyyoouuccoommeetotommyyppaarrtytyoonnSSaatuturrddaayy??
Larry smith Headmaster
How to turn down an invitation?
Hi David,
Thanks so much for __p_la_n__n_in_g_(plan) this. I'd love to come to the party, _b_u_t I'm not available. My family is __t_a_k_i_n_g__(take) a trip to Wuhan _a_t_ the end of this monthto__v_is_i_t(visit) my aunt and uncle. However, I'd still be glad __t_o_ help out with any of the party pr_ep__a_ra_t_i_o_n_s (prepare), like _p_la_n__n_in_g_(plan) the games. Let me __k_n_o_w____(know) if you need my help.
A.bad;another
B.bad;other
C.good;another
D.good;other
3.—Would you like to visit the museum?—______
《Can you come to my party》PPT精品课件7八年级上册英语人教版
Unit 9
Can you come to my party?
Today is Oct 24th. It is Kay’s birthday. Now， she is making phone calls to invite her friends to come to her birthday party.
party?Sure， I’d love to.
2. We talk to each other in _J_a_p_a_n__e_s_e(Japan). 3. Cathy is _r_e_a_ll_y___ (real) an excellent languag
student.
4. Can you tell the __d_i_f_fe_r_e_n__c_e_s(different)
8. He is _th__e_o__ld_e__s_t (old) student in his class. 9. He studies _h_a_r_d_e_s_t_ (hard) in his class.
10. He is as a_t_h_l_e_ti_c (athletic ) as Li Ming ]
leave for Mianyang
meet my friend
2d Role-play the conversation. Jeff: Hey， Nick， can you come to my house on
Saturday? My cousin Sam from Xi’an is going to be here. Nick: Oh， Sam! I remember we went bike riding together last fall when he visited you. Jeff: Yes， that’s right.
Can you come to my party?
Today is Oct 24th. It is Kay’s birthday. Now， she is making phone calls to invite her friends to come to her birthday party.
party?Sure， I’d love to.
2. We talk to each other in _J_a_p_a_n__e_s_e(Japan). 3. Cathy is _r_e_a_ll_y___ (real) an excellent languag
student.
4. Can you tell the __d_i_f_fe_r_e_n__c_e_s(different)
8. He is _th__e_o__ld_e__s_t (old) student in his class. 9. He studies _h_a_r_d_e_s_t_ (hard) in his class.
10. He is as a_t_h_l_e_ti_c (athletic ) as Li Ming ]
leave for Mianyang
meet my friend
2d Role-play the conversation. Jeff: Hey， Nick， can you come to my house on
Saturday? My cousin Sam from Xi’an is going to be here. Nick: Oh， Sam! I remember we went bike riding together last fall when he visited you. Jeff: Yes， that’s right.
2016年秋人教版八年级英语上册课件：Unit 9 Can you come to my party (共44张PPT)
have to
must
♦She has to help her mother do the housework at home.她不得不在家帮助 妈妈做家务。 ♦We had to stay at home because it rained.因为下雨,我们不得不待在家里。 ♦We must leave now. 我们现在必须离开。 ♦He must look after his things. 他必须照看好他的东西。
12.(2015〃扬州中考)—You look pretty in green,
Kate.
—Thank you.I like green.Green
energy. A.can B.must C.shቤተ መጻሕፍቲ ባይዱuld D.has to
give me
A [提示:考查情态动词辨析。句意为“你穿上 绿色的衣服看起来漂亮,凯特。”“谢谢你。我 喜欢绿色。绿色能给我能量”。can能;must必 须;should应当;has to不得不。根据句意,故选A。]
14.(2015〃乐山中考)—Mom,the train is leaving in eight minutes.I go now. —Okay,Jim,call me when you get there.
A.may
B.must
C.can
B[提示:考查情态动词的用法。句意为“妈妈,火 车八分钟后就要离开了。我必须现在就走。” “好的,吉姆,当你到那里时,给我打个电话”。 由句意可知,选B。]
3.have to不能直接用来表示 否定或进行提问,需要借助助 动词;must的一般疑问句将其 提前即可。
♦Must he do his homework now? 他必 须现在做作业吗?
must
♦She has to help her mother do the housework at home.她不得不在家帮助 妈妈做家务。 ♦We had to stay at home because it rained.因为下雨,我们不得不待在家里。 ♦We must leave now. 我们现在必须离开。 ♦He must look after his things. 他必须照看好他的东西。
12.(2015〃扬州中考)—You look pretty in green,
Kate.
—Thank you.I like green.Green
energy. A.can B.must C.shቤተ መጻሕፍቲ ባይዱuld D.has to
give me
A [提示:考查情态动词辨析。句意为“你穿上 绿色的衣服看起来漂亮,凯特。”“谢谢你。我 喜欢绿色。绿色能给我能量”。can能;must必 须;should应当;has to不得不。根据句意,故选A。]
14.(2015〃乐山中考)—Mom,the train is leaving in eight minutes.I go now. —Okay,Jim,call me when you get there.
A.may
B.must
C.can
B[提示:考查情态动词的用法。句意为“妈妈,火 车八分钟后就要离开了。我必须现在就走。” “好的,吉姆,当你到那里时,给我打个电话”。 由句意可知,选B。]
3.have to不能直接用来表示 否定或进行提问,需要借助助 动词;must的一般疑问句将其 提前即可。
♦Must he do his homework now? 他必 须现在做作业吗?
Can you come to my party人教版英语PPT课件
3b Complete the sentences below. Use the words in brackets to help you. 1.Inviting: (can / play tennis) ______C__a_n_y_o_u__c_o_m__e_t_o_p__la_y__te_n_n_i_s_?______________ Accepting:______S__u_re_,_I_’d__lo__v_e_t_o_. ________________ 2. Inviting: (would like to/ go to the movies) Reason:(might have to) ______W__o_u_l_d_y_o__u_l_ik_e__to__g_o__to__th_e__m_o__v_ie_s_?_________ Refusing : ____S_o_r_ry_,_I_m__ig_h_t__h_a_v_e_t_o_g_o__t_o_t_h_e_d__o_c_to_r_.
【Unit 9/第2课时】
Can you come to my party? 人 教 八 年 级 上 册 英 语 课 件
汇报人：XX
日期：202x
学习目标
1. 运用CAN YOU COME TO …?句式进行问答，能发出、 接受或拒绝邀请。 2.学会有礼貌地拒接别人，并阐述合适的理由。 3.掌握以下句型： I’M NOT SURE. I MIGHT… SORRY, I HAVE TO… SORRY, I CAN’T. I MUST… I DON’T KNOW. I MIGHT HAVE TO…
自学互研
新词自查
根据句意及汉语提示完成句子
1. I won’t go to the party if she didn’t invite (邀请) me. 2. My parents told us not to accept (接受) other one’s gifts. 3. Lin Tao invited me to his home but I refused (拒绝).
Unit 9 Can you come to my party Section A 1a-1c精品PPT课件
接受邀请的 回答
A: Can you come to my birthday party? B: Sure, I’d love \like to.
A: Can you come to my birthday party? B: Sure, I’d love\like to.
拒绝邀请
的回答
A: Can you come to my birthday party? B: Sorry, I can’t. I have to …
4. I have an exam on Monday so I must prepare for it. 周一有考试，所以我必须为其做准备。 一、prepare用作及物动词时 1). prepare sth.表示“准备......”，后接名词或 代词作宾语
Tim will have his hair cut tomorrow. Tim 明天要去理发。
Can you
• A: Can you come to my birthday party?
• B: Sorry, I can’t. …
• I have the flu .
•
=I have a cold.
2) Sure , I’d love to .这是对邀请的肯定回答, 表 示接受邀请.Sure用于口语, 相当于Certainly, yes.
3) Sorry, I can’t. 是对邀请的否定回答。Have to “不得不, 必须”,三单用has to .
A:Can you come to my party?
2.情态动词“have to”与其他的情态 动词如：“can” , “may” “must”和 “should” 不同。 （1）这4个情态动词没有人称和 数的变化,而have to有。它的第三 人称单数为“has to” ,过去时为 had to, 如：
八年级Unit9Can-you-come-to-my-party-全单元PPT课件
No, he can't . He has to help his parents.
No, she's not available . She must go to the doctor.
Can they go to the movies ? No, they're not free. They
might have to meet their friends .
答语：同意用 S__u_r_e,_I_’_d_l_o_v_e_t_o_.___ 不同意用S_o_r_r_y,_I__c_a_n_’t_._I_m__u_s_t_…________
或__I_’_m__a_fr_a_i_d__I _c_a_n_’t_._I_h__a_v_e_t_o_…
如：恐怕不行，我要去探望我的姑姑。
-
9
A: Can you …? B: Sorry, I’m not free. I must…
meet my friend
go to the concert
-
10
选出你所需要的图片完成对话
A: Can you _g__o_t_o__th__e_m__o_u_n__ta__in_s____? I’d love to
12. 不，他们没有空。他们可能必须去见朋
友。
No, they’re not _fr_e_e_. They _m_i_g_h_t _h_a_v_e_
_to__ meet their _f_r_ie_ne the answers with might
4. 明天晚上你能去看电影吗？
C__a_n_ you _g_o__ to the movies __t_o_m__o_r_ro_w_
《Can you come to my party》PPT课件9 (共31张PPT)
Yes
No
1e. Listen again. Match Vince’s activities with the days.
Vince’s Activities __ b Play soccer __ a Go to the doctor __ a Study for the test b Have a piano lesson __ __Look after his sister c Days a. today b. tomorrow c. the day after tomorrow
Role play: Vince and Andy
Andy: Hi,Vince,can you play tennis with me? Vince:_________? When Andy: Today. Vince: Sorry , I can’t . I________________________. have to go the doctor and study for a test. Andy: What are you doing tomorrow? Vince: ____________________________________ I’m playing soccer and having a piano lesson Andy: How about_______________________? the day after tomorrow Vince: I have to babysit my sister.
后天_____________________ the day after tomorrow
What do you usually do on weekends? What activities do you do on weekends? What weekend activities do you do?
Unit+9 (Section+A+1a-2c)课件+2024-2025学年人教版英语八年级上册
Sun Ning: Hey, Ted. Can you come to my party on Saturday afternoon? Ted: I'm sorry, I can't, Sun Ning.I have to help my parents. Sun Ning: Too bad. How about you, Jenny? Can you come to my party? Jenny: I'd love to. Sun Ning: Tim? What about you? Tim: When is it? SunNing: Saturday afternoon.
think
How do his friends refuse the invitation and give reasons?
Conversation 1 Anna: Hi, Jeff! Can you come to my party on Saturday? Jeff: I'm sorry, I'm not free. I might have to meet my friend on Saturday.
Warm blessing
温馨祝福
Emotions(情感)
Refuse the invitation& Give reasons
I'm sorry, I can't. I have to help my parents. Oh, no, I can't. I have to prepare for an exam. Sorry. I must go to the doctor. I can't. I might have to meet my friends. I can't, either. I have the flu. I'm sorry, I'm not free. I might have to meet
Unit-9-Can-you-come-to-my-party？课件
（ D ）3. — Can I use your pen， Jim？
—
I’m using it now.
A. Sure， you can.
B. Thank you.
C. Sorry， I’d love to.
D. I’m afraid not.
（ B ）4. — Can you go camping with us tomorrow？
C. Simply
D. Normally
C. saved
D. improved
C. policewomen D. girls
C. successful D. upset
C. hard-working D. wonderful
C. culture
D. problem
C. example
D. meeting
一
二
三
四
五
返回目录
A： Hey， Rick. 1. B
B： For what？ A： It’s my thirteenth birthday. 2. F
B： 3. A One of my pen pals will come to see me on Saturday evening. A： I see. I hope you can have a good weekend. B： Many thanks. 4. G He always saysit is a great city and expects to visit Shanghai. A： That’s right. 5. D g
English exam .
4. It was late when he came downstairs. But luckily， he caught
人教八上Unit9 Can you come to my party复习课件(共55张PPT)
refuse an invitation • help to buy some of the
food and drinks • take a trip
• 会他们的朋友 • 为测试做准备 • 前天 • 后天 • 照看妹妹 • 接受邀请 • 作出邀请 • 拒绝邀请 • 帮助买些食物和饮料
• 去旅行
• at the end of this month
你不必告诉我这件事。
have to 和must
have to强调因客观原因而“不得不”。它有时态 、人称和数的变化。其第三人称单数为 has to， 过去式为 had to。由 have to构成的句子，进行句 型转换时要借助 do，does 和did。
e.g. It's raining.I have to stay at home.
点拨：根据时间状语now以及语意可知本句时态用现在进行 时。主语My mother and my grandma是复数，故用are preparing。
答案：A
【例2】I'm very busy these st week I ______the driving test.Now I'm ______take part in the coming sports meeting. A．prepared；preparing B．prepared for；preparing C．prepared for；preparing to D．prepared；preparing to
A．can；have to
B．can；has to
C．can't；have to
D．can't；has to
解析 在原因状语从句中，he是第三人称单数，故动词用第三人称单数形式，
food and drinks • take a trip
• 会他们的朋友 • 为测试做准备 • 前天 • 后天 • 照看妹妹 • 接受邀请 • 作出邀请 • 拒绝邀请 • 帮助买些食物和饮料
• 去旅行
• at the end of this month
你不必告诉我这件事。
have to 和must
have to强调因客观原因而“不得不”。它有时态 、人称和数的变化。其第三人称单数为 has to， 过去式为 had to。由 have to构成的句子，进行句 型转换时要借助 do，does 和did。
e.g. It's raining.I have to stay at home.
点拨：根据时间状语now以及语意可知本句时态用现在进行 时。主语My mother and my grandma是复数，故用are preparing。
答案：A
【例2】I'm very busy these st week I ______the driving test.Now I'm ______take part in the coming sports meeting. A．prepared；preparing B．prepared for；preparing C．prepared for；preparing to D．prepared；preparing to
A．can；have to
B．can；has to
C．can't；have to
D．can't；has to
解析 在原因状语从句中，he是第三人称单数，故动词用第三人称单数形式，