新目标英语九年级 Unit 8 Grammar Focus课件
may not know the answer, either. 3. He ________
Let’s ask that policeman.
mustn’t swim in the river. It’s 4. You _______
dangerous.
shoulLeabharlann look after your parents 5. You ________
Read the sentences below, paying attention to the colored parts.
--- Whose volleyball is this? --- It must be Carla’s. She loves volleyball. --- Whose book is this? --- It must be Mary’s. J.K. Rowling is her favorite writer. --- Whose hair band is this? --- It could be Mei’s.
Section A Grammar Focus
Translate the phrases.
outside the window 在窗外 玩得高兴 have fun next-door neighbor 隔壁邻居 最初； 首先 at first 逃跑 run away 心神不安 feel uneasy 一点不知道； 没办法 have no idea have fun (in) doing sth. 做某事很愉快
二、can / could
can表示推测“可能性”时，一般用于否 定句或疑问句。can在疑问句中意思是“会 ，可能”。
He can’t pick her schoolbag up. 他不可能拿了她的书包。
could 表示某事有可能发生或可能是事实。 Don’t eat it. It could go bad. 不要吃它，可能坏了。 The plane could be put off by the storm. 这趟飞机可能会因为暴风雨而推迟。
根据句意, 从方框中选择正确的情态动词 填空, 每项限用一次。
should, must, can’t, may not, mustn’t can’t be Lucy. She has gone to 1. That ______ Beijing on business.
2. There _________ be something wrong must with my watch. It isn’t working now.
情态动词表示推测可以分为以下几种情况: ★情态动词+ do 此结构表示对现在或将来情况的推测和判断 —Do you know where she is now?
—I think she might travel in Beijing.
★情态动词+ be doing 此结构表示对现在或将来正在进行的情况的 推测和判断。 At this moment, my father can’t be working in the office.
could 还可用于表示客气、礼貌、委婉的请 求语气。 Could you please help me with my homework?
你能帮我完成我的家庭作业吗？
三、may / might may, might表示推测“可能性”时，意思 是“可能”，“也许”。might不表示过去 时态，语气更委婉，可能性更小。may, might表推测时，可用于否定句，但不用于 疑问句。 He may / might not be at home, but I'm not sure. 他可能不在家，不过我也不确定。
Read more sentences.
--- Whose notebook is this? --- It must be Ming’s. It has her name on it. --- Whose French book is this? --- It could be Carol’s. She studies French. --- Whose guitar is this? --- It might belong to Alice. She plays the guitar. --- Whose T-shirt is this? --- It can’t be John’s. It is too small for him.
★情态动词+ have done 此结构表示对过去情况的推测和判断。 The road is wet. It must have rained last night. ★情态动词+ have been doing 此结构表示对过去正在进行的情况的推测 和判断。 Your mother must have been looking for you at that moment.
可能性： must > can/could > may/might
can not (can’t) could not (couldn’t)
may not might not
一、must must表示可能性最大的肯定推测，意思是 “一定、准是”。只能用于肯定句。如果 要表示“一定不”，应该用can't。如果询 问可能性时，应该用can。 He must know the answers. 他肯定知道答案。 He can't know the answers. 他肯定不知道答案 Can he know the answer? 他知道答案吗？
must
100% probably true
could might
20%-80% possibly true
can’t
0 almost not true
表示推测的情态动词
在英语中，表示对某件事物的确定程度，
即表示推测的时候，我们通常会用到以 下情态动词: must, might, could, may, can’t, couldn’t。
合集下载
人教版九年级英语全一册Unit_08Grammar Focus 公开课一等奖课件
Read the sentences below, paying attention to the colored parts.
--- Whose volleyball is this? --- It must be Carla’s. She loves volleyball. --- Whose book is this? --- It must be Mary’s. J.K. Rowling is her favorite writer. --- Whose hair band is this? --- It could be Mei’s.
情态动词表示推测可以分为以下几种情况: ★情态动词+ do 此结构表示对现在或将来情况的推测和判断 —Do you know where she is now? —I think she might travel in Beijing. ★情态动词+ be doing 此结构表示对现在或将来正在进行的情况的 推测和判断。 At this moment, my father can’t be working in the office.
may not know the answer, either. 3. He ________
Let’s ask that policeman.
mustn’t swim in the river. It’s 4. You _______
dangerous.
should look after your parents 5. You ________
when they become older. It’s your duty.
用must, might, could或can’t 填空 must be Jim’s. He is the 1.The toy car _______ only kid at the pห้องสมุดไป่ตู้cnic. could / be Linda’s. I know she 2. This Mp5 _______ might has one. could / 3. The mobile phone _______ belong to might Lucy or Lily. They both have mobile phones. can’t be Mr Smith. He has 4. The man _______ gone to Shanghai and he’ll be back in three days.
人教版九年级 Unit 8 Grammar Focus 课件
一路平安。
第十页，编辑于星期五：十点 五十二分。
2. might的用法: a. might可以代替may, 表示现在时间的动作
，但语气较为婉转客气或更加不肯定。
Might I offer a suggestion？ b. might用来表示现在时间时, 还可表示”规 劝”。 You might pay more attention to spoken
第四页，编辑于星期五：十点 五十二分。
100%
must probably true
could might
20%-80% possibly true
can’t
0 almost not true
第五页，编辑于星期五：十点 五十二分。
表示推测的情态动词
在英语中，表示对某件事物的确定程度，即表 示推测的时候，我们通常会用到以下情态动
词: must, might, could, may, can’t, couldn’t 。
第六页，编辑于星期五：十点 五十二分。
一. can和could的区别和用法
1. can表示体力和脑力方面的能力, 或根据客观 条件能做某种动作的“能力”。
Can you speak English？ can用在否定句和疑问句中时有时表示说话 人的 “猜测”或 “不肯定”。 Can the news be true？ (在日常会话中, can可代替may表示“允许
Unit 8
Section A Grammar Focus
第一页，编辑于星期五：十点 五十二分。
Review
Translate the phrases.
outside the window hav在e 窗外
fun
玩得高兴
第十页，编辑于星期五：十点 五十二分。
2. might的用法: a. might可以代替may, 表示现在时间的动作
，但语气较为婉转客气或更加不肯定。
Might I offer a suggestion？ b. might用来表示现在时间时, 还可表示”规 劝”。 You might pay more attention to spoken
第四页，编辑于星期五：十点 五十二分。
100%
must probably true
could might
20%-80% possibly true
can’t
0 almost not true
第五页，编辑于星期五：十点 五十二分。
表示推测的情态动词
在英语中，表示对某件事物的确定程度，即表 示推测的时候，我们通常会用到以下情态动
词: must, might, could, may, can’t, couldn’t 。
第六页，编辑于星期五：十点 五十二分。
一. can和could的区别和用法
1. can表示体力和脑力方面的能力, 或根据客观 条件能做某种动作的“能力”。
Can you speak English？ can用在否定句和疑问句中时有时表示说话 人的 “猜测”或 “不肯定”。 Can the news be true？ (在日常会话中, can可代替may表示“允许
Unit 8
Section A Grammar Focus
第一页，编辑于星期五：十点 五十二分。
Review
Translate the phrases.
outside the window hav在e 窗外
fun
玩得高兴
人教英语九年级全册Unit8 Section A Grammar Focus (共21张PPT)
Exercise
Fill in the blanks with “must”, “might”, “could” or “can’t”.
1. The notebook _m_u_s_t_/m__i_g_h_t_ be Ming’s. It was on her desk.
2. The homework _c_a_n_’_t___ be Carol’s. She wasn’t at school today.
—It ______ be John' s. It’s ______ small for him.
A. can't; much too
B. can't; too much
C. mustn't; much too D. mustn't; too much
答案：A
【解析】情态动词的用法。根据句意“它不可能是约 翰的，对他来说太小了。”故排除C、D，“too much”为“太多”的意思，“much too”为“太”。 故选A。
• 二，通过运用目标语言，进行听力及语言交 往能力训练，在训练中强化目标语言。
• 三，能够懂得拾金不昧，不贪图别人财物的 好习惯。
表示推测的情态动词 在英语中，表示对某件事物的确定程度，即表 示推测的时候，我们通常会用到以下情态动词: must, might, could, may, can’t, couldn’t。
3. The soccer ball _m__ig_h__t/_c_o_u_ld__ be John’s or Tony’s. They both play soccer, don’t they?
4. The French book ___m__u_s_t__ be Li Ying’s. She’s the
人教版英语九年级全册Unit8 《section A GrammarFocus-4c 》课件
Ⅱ题型讲解--1. 师友练习
【活学活用一】
用适当的情态动词填空。
1. — Susan has bought a large house with a swimming pool. — It _m_u__st__ be very expensive. I never even dream about it.
本课时对本单元的重点句型做了归纳，进一步巩固学习 情态动词 must, might， could，can't表示推测。
Grammar Focus
I学习语法--1.师友感知
1.--Whose volleyball is this?. 这是谁的排球？
--It must be Carla’s. She loves volleyball.
4. A: Whenever I try to read this book, I feel sleepy. B: It can’t __b_e__th_a_t__b_o_r_in_g_/_b_e_i_n_t_e_re_s_t_in_g__.
III拓展提高--2.教师点拨 Whenever I try to read this book, I feel sleepy.
3.掌握so，as，because，or, not only...but also等连词的 用法。
1.在Section A部分，主要进行听说练习，在练习中初步 学习must, might, could, can't表推测的用法。 2.在Section B部分，重点学习2b部分的课文，了解关于 世界闻名的巨石阵的相关内容。在课文中，进一步学 习本单元的单词短语及语法要点。
2. something in the sky
it could be__a_p__la_n_e_ it must be _a__U_F_O_____
人教英语九年级全册Unit8 Section A Grammar Focus (共21张PPT)
—It ______ be John' s. It’s ______ small for him.
A. can't; much too
B. can't; too much
C. mustn't; much too D. mustn't; too much
答案：A
【解析】情态动词的用法。根据句意“它不可能是约 翰的，对他来说太小了。”故排除C、D，“too much”为“太多”的意思，“much too”为“太”。 故选A。
Who is he?
He may be....
No, I think he could be............
I know he must be Yi Jianlian.
He can’t be _______. He could/might be _______. He must be __________.
He can’t be _______. He could/might be _______. He must be __________.
Whose notebook is this?
It must be Mary’s.
Mary
= It must belong to Mary.
belong to “属于”
Unit 8 It must belong to Carla.
Section A
Grammar Focus ---4c
学习目标
• 一,学会并掌握重点词汇和目标语言： Whose book is this ? It must belong to Mary .
= It must be Mary’s .
Unit8SectionAGrammarfocus-4c课件人教版九年级英语全册
2．这个发带可能属于 Linda，它不可能是一个男生的。 _T_h_e_h_a_i_r _b_a_n_d_m__ig_h_t_b_e_l_o_n_g_t_o_L_i_n_d_a_._I_t _ca_n_’_t_b_e_a__b_o_y_’s_.________
3．我想一定是有人捡到书包了。 _I_t_h_in_k__s_o_m_e_b_o_d_y_m__u_s_t _h_a_v_e_p_i_c_k_ed__u_p_t_h_e_s_c_h_o_o_l_b_ag_.___________
—Whose volleyball is this? —It must be Carla’s. She loves volleyball. —Whose hair band is this? —It could be Mei’s hair band. Or it might belong to Linda. They both
Grammar Focus
Whose volleyball is this?
It must be Carla’s. She loves volleyball.
Whose hair band is this?
It could be Mei’s hair band. Or it might belong to Linda. They both have long hair.
的时间状语 now 可知， 用“情态动词+be+动词 -ing 形式”表示
对正在发生的事情进行推测。由下一句可知表示否定推测，故
选B。
情态动词表示推测的用法
2．用法 (3)“there+情态动词+be+主语+动词 -ing 形式”表示“可能/或 许/一定……做……”。 e.g. It is noisy; there might be some dogs barking. 太吵了，可能是有些狗在叫。
3．我想一定是有人捡到书包了。 _I_t_h_in_k__s_o_m_e_b_o_d_y_m__u_s_t _h_a_v_e_p_i_c_k_ed__u_p_t_h_e_s_c_h_o_o_l_b_ag_.___________
—Whose volleyball is this? —It must be Carla’s. She loves volleyball. —Whose hair band is this? —It could be Mei’s hair band. Or it might belong to Linda. They both
Grammar Focus
Whose volleyball is this?
It must be Carla’s. She loves volleyball.
Whose hair band is this?
It could be Mei’s hair band. Or it might belong to Linda. They both have long hair.
的时间状语 now 可知， 用“情态动词+be+动词 -ing 形式”表示
对正在发生的事情进行推测。由下一句可知表示否定推测，故
选B。
情态动词表示推测的用法
2．用法 (3)“there+情态动词+be+主语+动词 -ing 形式”表示“可能/或 许/一定……做……”。 e.g. It is noisy; there might be some dogs barking. 太吵了，可能是有些狗在叫。
九年级Unit8_SectionA(Grammar_Focus-4c)语法课课件
It was bigger. I think it _m_i_g_h_t _b_e_ a bear or a wolf.
情态动词表推测 可能性大小顺序
must
may/ might can/could
可能性: ________ > ________ > _________
may not / might not
情态动词表推测 推测时态
1. must/could/might/can’t do sth. 推测现在发生的动作。 e.g.他一定有一辆小汽车。 He _m_u_s_t__ _h_a_v_e__ a car now.
2. must/could/might/can’t be doing sth. 推测正在发生的动作。 e.g. 他们一定不在图书馆读书。 They_c_a_n_’_t_ __b_e___ reading in the library. 他一定在家做作业。 He _m__u_s_t _ __b_e___ _d_o_i_n_g_ his homework at home.
can not ( can’t) could not (couldn’t)
否定可能性: ________ > ________
情态动词表推测 可能性大小顺序
可能性: must > can/could > may/ might
否定可能性:
can not ( can’t) could not (couldn’t)
>
may not / might not
must
must表示可能性最大的肯定推测，意思是一定。只能用于肯定句。 如果要表示“一定不”，应该用can’t。如果询问可能性时，应该用can。
情态动词表推测 可能性大小顺序
must
may/ might can/could
可能性: ________ > ________ > _________
may not / might not
情态动词表推测 推测时态
1. must/could/might/can’t do sth. 推测现在发生的动作。 e.g.他一定有一辆小汽车。 He _m_u_s_t__ _h_a_v_e__ a car now.
2. must/could/might/can’t be doing sth. 推测正在发生的动作。 e.g. 他们一定不在图书馆读书。 They_c_a_n_’_t_ __b_e___ reading in the library. 他一定在家做作业。 He _m__u_s_t _ __b_e___ _d_o_i_n_g_ his homework at home.
can not ( can’t) could not (couldn’t)
否定可能性: ________ > ________
情态动词表推测 可能性大小顺序
可能性: must > can/could > may/ might
否定可能性:
can not ( can’t) could not (couldn’t)
>
may not / might not
must
must表示可能性最大的肯定推测，意思是一定。只能用于肯定句。 如果要表示“一定不”，应该用can’t。如果询问可能性时，应该用can。
新目标九年级英语unit8讲课课件
06
Summary and Review
Key review of this unit
The main idea of this unit
This unit focuses on exploring the theme of "change" in literature and real life, aiming to help students understand the impact of change on individuals and society.
Feedback and suggestions
Regular feedback is provided to students on their performance, pointing out areas where they excel and areas that require improvement.
提供与Unit8主题相关的听力材料， 并设计口语练习活动，提高学生的听 力8中涉及的写作技巧，并提 供写作练习，帮助学生掌握相关写作 方法。
02
Unit Theme
Theme Overview
01
主题概述
本单元的主题为“人与自然”，旨在引导学生了解人类与自然环境之间
New Goal 9th Grade English Unit8 Lecture
Courseware
目录
• Course Introduction • Unit Theme • Vocabulary and Grammar • Text explanation • Practice and Activities • Summary and Review
九年级英语Unit 8 Section A3 (Grammar focus-4c)
Unit 8 It must belong to CarlaSection A3 (Grammar focus-4c)【学习目标】1．理解并熟练运用情态动词must，might，could和can't表示推测的用法。
2．会运用上述单词和相关句型对事情进行合理推测。
3．通过交流和表达，进一步掌握本课所学的重点单词和短语。
4. 熟练运用语法要点中的句型和他人对话。
5. 通过本课的学习，养成根据事实推测的好习惯。
【重点和难点】情态动词表推测的用法和区别。
【课前预习】根据句意及首字母提示完成句子。
1. I feel __________ because I stayed up late watching the football match last night.2. We have three chemistry _________ in our school.3. You can put off your _________ in the room. It’s very warm here.4. You’d better take a _________ before going to bed.5. The machine is making too much _________. Could you please turn it off?【合作探究】探究一、自学本课时的新单词，特别注意单词的词性、词义以及读音。
单词词性词义单词词性词义laboratory outdoorscoat sleepy探究二、读一读Grammar Focus中的句子，自学情态动词表推测的用法。
情态动词must，can，could，may和might均可表示推测，它们可以对过去、现在或将来的情况作出语气强弱不同的推测。
can和could也可以用于疑问句中表示推测。
e.g. They have been working hard all day. They must be tired.Sam can’t be at home now, for I saw him going shopping just now.At that time we thought the story could not be true.What can Neal possibly mean?Why not ask Paul for help? He may know the answer.They all said that Adam might come home before Christmas.Don’t be so sure. He might not help us this time.情态动词表示推测有以下几种句式结构:情态动词+ do / be (表示对现在或将来的动作或状态推测)be doing (表示对正在发生的事情推测)have done (表示对过去发生的事情推测)must表推测时不用否定形式，如果用否定，mustn’t 表示“禁止；不许”，而不表示推测。
人教新目标版九全英语 Unit8 SectionA GrammarFocus~4c 教学课件
must be
B: Really? It ________(must
be/can’t be/could be) hot outdoors.
3. A:That’s the phone.
could be
B:Hmm. I wonder who it ________(must
be/could be/ should be)．
B:It ________(could
belong to Linda. They both have long hair.
I’m not sure , but it can’t be a dog. It was
bigger. I think it might be a bear or a wolf.
情态动词表示推测
1. must 表示有把握的肯定的推测的时候，只用于肯定句，意为“ 一
Unit 8
It must belong to Carla.
Section A Grammar Focus ~ 4c
九年级全一册
人教版
1
ቤተ መጻሕፍቲ ባይዱ
Learning Goals
2
Warming Up
3
Grammar
4
Exercises
5
Summary
Learning Goals
通过本课的学习，学生能够：
①掌握情态动词must, could, might, can’t表示推测的不同用法。
You can be the best.
You can be a hero.
You can move a mountain.
ability
We’ve learned a lot about modal verbs. Now let’s review some of them.
B: Really? It ________(must
be/can’t be/could be) hot outdoors.
3. A:That’s the phone.
could be
B:Hmm. I wonder who it ________(must
be/could be/ should be)．
B:It ________(could
belong to Linda. They both have long hair.
I’m not sure , but it can’t be a dog. It was
bigger. I think it might be a bear or a wolf.
情态动词表示推测
1. must 表示有把握的肯定的推测的时候，只用于肯定句，意为“ 一
Unit 8
It must belong to Carla.
Section A Grammar Focus ~ 4c
九年级全一册
人教版
1
ቤተ መጻሕፍቲ ባይዱ
Learning Goals
2
Warming Up
3
Grammar
4
Exercises
5
Summary
Learning Goals
通过本课的学习，学生能够：
①掌握情态动词must, could, might, can’t表示推测的不同用法。
You can be the best.
You can be a hero.
You can move a mountain.
ability
We’ve learned a lot about modal verbs. Now let’s review some of them.