人教版英语九年级课件unit7SectionA(grammarfocus-4c)
空白演示
在此输入您的封面副标题
Step1准备与热身(preparation)
DoyourparentsallowyoutowatchTV? Yes,theydo.
Youareallowedto watchTV.
allowsb.todosth. beallowedtodosth.
Doyourparentsallowyoutoexercise? Yes,theydo.
outwiththeirfriendsonschoolnights.
3.Abookshouldbereadeachmonth.(改 为一般疑问句) ____S_h_o_u_l_d_a_b_o_o_k_b_e_r_eeaadchmonth?
Step3练习与体验(Practice)
4aRewritethesentencesaccordingtothe
（A）1.Sixteen-yearoldsshouldn’t_____togotoanInternetbar. A.beallowedB.beallowing C.allowD.areallowed （C） 2.______middleschoolstudentsbeallowedtousemobil ephonesatschool? A.DBoB.Did C.ShouldD.Are （）3.— DearEric,yourroomistoodirty.Itshould______rightaw ay. —Sorry.I’lldoitnow. A.iscleanedB.becleaned
e.g.Treesshouldn’tbewateredoften.树不应该常被浇水。 （3）一般疑问句：情态动词+主语+be+过去分词+其他？
e.g.Shouldtreesbewateredoften?树应该常被浇水吗？（4） 特殊疑问句：特殊疑问词+情态动词+主语+be+过去分词+ 其他？
e.g.Howoftenshouldtreesbewatered? 树应该多久被浇一次水？
Step6.家庭作业(Homework)
1.YouandyourfriendarestartinganEnglishclub. Makealistofrulesaboutwhatshouldandshould notbeallowed. e.g.Membersshouldbeallowedtousedictionar ies. TheyshouldonlyuseEnglishEnglishdictionaries. 2.完成本单元学生用书第三课时的练习.
→Thisbookcanbetakenhome(byyou). 3.Thisproblemcan’tbeworkedoutvery easily.这道题轻易算不出来。 4.Musttheworkbedoneatonce? 这项工作必须立即完成吗？
【结论】
A.含有情态动词的被动语态的结构为：情 态动词+___+b及e过物去动分词词的________。 B.含有情态动词的主动语态变为被动语态 时，要把主动语态的___宾__语变成被动语 态的主语。
v.教育；教导
totakecareofthemselvesfromayoungage.Thisway,
whenthey______(starts)twaorrt kingtheycanmanaget
heirownlives.
v.完成；应付
n.社会
However,inmostAsiansocieties,itisnotcommonf orteenagersto_____(move)mouovt.eChineseparents believethatitisbetterforchildrentolivewithparen tswhocan_____(take)careofthem.Butthteaykoeungs houldthenlookaftertheirparentsastheygetolder. ThatiswhymanyChineseadults_________(conti nue)tolivewiththeirparents. continue
___________?
4.Doyouthinkwemustkeepteenagers
awayfromtheInternet? Doyouthinkteenagers
keep…awayfrom 避免接近，远离
___m_u__st_b_e_k_e_p_t_a_w_a_y_f_r_o_m_t_h_e_I_n_t_e_rn__et______?
Step5.巩固与提高（Progress）
探究点一 Idon’tthinksixteen-year-oldsshouldbeallowedtodrive.我认为16岁的孩 子不应该被允许开车。 主语+should+动词原形+ 1.should+动词原形表示应该做某事以及承担的责任或义务（常用于
e.g.Heshouldhavebeenmorecareful. Youshouldworkharderandpasstheexam.
___d_e_c_i_si_o_n_s_. _________________________
Step4运用与生成(production)
4bFillintheblankswiththecorrectforms
ofthewordsinbrackets. Shouldteenagers_b_e_a_s_k_e_d(ask)tomoveoutwhenthe
___o_rt_h_e_i_rc_o_m__m__u_n_it_y____________________.
3.CanLucydoherhomeworktomorrom_e_w__o_r_k_b_e_d_o_n_e_(b__y_L_u_c_y_)_to_m__o_r_r_o_w_instead
2.should的否定式为shouldnot,简略形式为shouldn’t e.g.Sheshouldn’tbeworkinglikethat.Sheisstillsoweak.
Youshouldn’tdrinkanddrive. 2.should的疑问句直接将should e.g.ShouldIcallhimandapologize?
ystartworking?InmanyWesterncountries,teenag
ers____________(alloawr)etaolmloowveedoutateighteen.Th eirparentsbelievethattheyshould____________(e
ducate) beeducated
◆温故◆ 在英语中，动词有两种语态，即主动语态和 被动语态。主动语态表示主语是动作的执行 者，被动语态表示主语是动作的承受者。在 前面两个单元我们已经学习了一般现在时的 被动语态和一般过去时的被动语态，它们的 结构为：am/are/is+及物动词的过去分 词,were/was+及物动词的过去分词。
Youareallowedto exercise.
7.你认为如果不用闪光灯的话可以允许我们 拍照吗？
Doyouthinkwe_____m__a_y_b_e_a_ll_o_wteodtakephotosi fwedon’tuseaflash.
8.如果不用闪光灯的话，那么拍照是可以的。 Ifyoudon’tuseaflash,thenitmaybeOK.
Theend,thankyou!
5.Parentsshouldgiveteenagerschancesto
maketheirowndecisions.
自己做决定
n.机会，可能 性
Teenagers
___s_h_o_u_l_d_b_e_g_iv_e_n_c_h_a_n_c_e_s_t_o_m_a_k_e_t_h_e_i_ro_w__n_
___T_h_e_w__o_rk__m_u_s_t_b_e_d_ornige htnow. 2.Teenagersshouldbeallowedtogoout withtheirfriendsonschoolnights. （改为否定句）
Teenagers___s_h_o_u_l_d_n_’_t_b_e_a_l_lo_w_teodgo
example.
1.Youmustcleanyourbedroomeveryday.
Yourbedroommustbecleanedeveryday.
2.Parentsshouldencourageteenagerstodo
socialworkfortheircommunity.
n.社区， 社团
Tesehnoaugeldrbs_e_e_n_co_u__ra_g_e_d_(_b_y_t_h_e_ir_p_a_r_e_n_t_s_)t_o_d_osocialworkf
C.变为否定句时只需要在情态动词后加 ___n_o_t。 D.变为一般疑问句时只需把_情__态__动__词_提到 句首。
【运用】 Ⅰ.选择最佳答案。 ( A)Youngtreesshould________every year. A.beplanted B.planted C.plant
Ⅱ.按要求完成下列各句，每空一词（含 缩写）。 1.Wemustdotheworkrightnow.（改为被 动语态）
探究点二 Yourbedroommustbecleanedeveryday.你必须每天打扫卧 室。 mustbecleaned是一个含有情态动词的被动语态结构。 情态动词的被动语态结构为：情态动词 （can,may,must,should等）+be+动词的过去分词。 （1）肯定句：主语+情态动词+be+过去分词+其他。 e.g.Treesshouldbewateredoften. 树应该常被浇水。 （2）否定句：主语+情态动词+not+be+过去分词+其他。
在此输入您的封面副标题
Step1准备与热身(preparation)
DoyourparentsallowyoutowatchTV? Yes,theydo.
Youareallowedto watchTV.
allowsb.todosth. beallowedtodosth.
Doyourparentsallowyoutoexercise? Yes,theydo.
outwiththeirfriendsonschoolnights.
3.Abookshouldbereadeachmonth.(改 为一般疑问句) ____S_h_o_u_l_d_a_b_o_o_k_b_e_r_eeaadchmonth?
Step3练习与体验(Practice)
4aRewritethesentencesaccordingtothe
（A）1.Sixteen-yearoldsshouldn’t_____togotoanInternetbar. A.beallowedB.beallowing C.allowD.areallowed （C） 2.______middleschoolstudentsbeallowedtousemobil ephonesatschool? A.DBoB.Did C.ShouldD.Are （）3.— DearEric,yourroomistoodirty.Itshould______rightaw ay. —Sorry.I’lldoitnow. A.iscleanedB.becleaned
e.g.Treesshouldn’tbewateredoften.树不应该常被浇水。 （3）一般疑问句：情态动词+主语+be+过去分词+其他？
e.g.Shouldtreesbewateredoften?树应该常被浇水吗？（4） 特殊疑问句：特殊疑问词+情态动词+主语+be+过去分词+ 其他？
e.g.Howoftenshouldtreesbewatered? 树应该多久被浇一次水？
Step6.家庭作业(Homework)
1.YouandyourfriendarestartinganEnglishclub. Makealistofrulesaboutwhatshouldandshould notbeallowed. e.g.Membersshouldbeallowedtousedictionar ies. TheyshouldonlyuseEnglishEnglishdictionaries. 2.完成本单元学生用书第三课时的练习.
→Thisbookcanbetakenhome(byyou). 3.Thisproblemcan’tbeworkedoutvery easily.这道题轻易算不出来。 4.Musttheworkbedoneatonce? 这项工作必须立即完成吗？
【结论】
A.含有情态动词的被动语态的结构为：情 态动词+___+b及e过物去动分词词的________。 B.含有情态动词的主动语态变为被动语态 时，要把主动语态的___宾__语变成被动语 态的主语。
v.教育；教导
totakecareofthemselvesfromayoungage.Thisway,
whenthey______(starts)twaorrt kingtheycanmanaget
heirownlives.
v.完成；应付
n.社会
However,inmostAsiansocieties,itisnotcommonf orteenagersto_____(move)mouovt.eChineseparents believethatitisbetterforchildrentolivewithparen tswhocan_____(take)careofthem.Butthteaykoeungs houldthenlookaftertheirparentsastheygetolder. ThatiswhymanyChineseadults_________(conti nue)tolivewiththeirparents. continue
___________?
4.Doyouthinkwemustkeepteenagers
awayfromtheInternet? Doyouthinkteenagers
keep…awayfrom 避免接近，远离
___m_u__st_b_e_k_e_p_t_a_w_a_y_f_r_o_m_t_h_e_I_n_t_e_rn__et______?
Step5.巩固与提高（Progress）
探究点一 Idon’tthinksixteen-year-oldsshouldbeallowedtodrive.我认为16岁的孩 子不应该被允许开车。 主语+should+动词原形+ 1.should+动词原形表示应该做某事以及承担的责任或义务（常用于
e.g.Heshouldhavebeenmorecareful. Youshouldworkharderandpasstheexam.
___d_e_c_i_si_o_n_s_. _________________________
Step4运用与生成(production)
4bFillintheblankswiththecorrectforms
ofthewordsinbrackets. Shouldteenagers_b_e_a_s_k_e_d(ask)tomoveoutwhenthe
___o_rt_h_e_i_rc_o_m__m__u_n_it_y____________________.
3.CanLucydoherhomeworktomorrom_e_w__o_r_k_b_e_d_o_n_e_(b__y_L_u_c_y_)_to_m__o_r_r_o_w_instead
2.should的否定式为shouldnot,简略形式为shouldn’t e.g.Sheshouldn’tbeworkinglikethat.Sheisstillsoweak.
Youshouldn’tdrinkanddrive. 2.should的疑问句直接将should e.g.ShouldIcallhimandapologize?
ystartworking?InmanyWesterncountries,teenag
ers____________(alloawr)etaolmloowveedoutateighteen.Th eirparentsbelievethattheyshould____________(e
ducate) beeducated
◆温故◆ 在英语中，动词有两种语态，即主动语态和 被动语态。主动语态表示主语是动作的执行 者，被动语态表示主语是动作的承受者。在 前面两个单元我们已经学习了一般现在时的 被动语态和一般过去时的被动语态，它们的 结构为：am/are/is+及物动词的过去分 词,were/was+及物动词的过去分词。
Youareallowedto exercise.
7.你认为如果不用闪光灯的话可以允许我们 拍照吗？
Doyouthinkwe_____m__a_y_b_e_a_ll_o_wteodtakephotosi fwedon’tuseaflash.
8.如果不用闪光灯的话，那么拍照是可以的。 Ifyoudon’tuseaflash,thenitmaybeOK.
Theend,thankyou!
5.Parentsshouldgiveteenagerschancesto
maketheirowndecisions.
自己做决定
n.机会，可能 性
Teenagers
___s_h_o_u_l_d_b_e_g_iv_e_n_c_h_a_n_c_e_s_t_o_m_a_k_e_t_h_e_i_ro_w__n_
___T_h_e_w__o_rk__m_u_s_t_b_e_d_ornige htnow. 2.Teenagersshouldbeallowedtogoout withtheirfriendsonschoolnights. （改为否定句）
Teenagers___s_h_o_u_l_d_n_’_t_b_e_a_l_lo_w_teodgo
example.
1.Youmustcleanyourbedroomeveryday.
Yourbedroommustbecleanedeveryday.
2.Parentsshouldencourageteenagerstodo
socialworkfortheircommunity.
n.社区， 社团
Tesehnoaugeldrbs_e_e_n_co_u__ra_g_e_d_(_b_y_t_h_e_ir_p_a_r_e_n_t_s_)t_o_d_osocialworkf
C.变为否定句时只需要在情态动词后加 ___n_o_t。 D.变为一般疑问句时只需把_情__态__动__词_提到 句首。
【运用】 Ⅰ.选择最佳答案。 ( A)Youngtreesshould________every year. A.beplanted B.planted C.plant
Ⅱ.按要求完成下列各句，每空一词（含 缩写）。 1.Wemustdotheworkrightnow.（改为被 动语态）
探究点二 Yourbedroommustbecleanedeveryday.你必须每天打扫卧 室。 mustbecleaned是一个含有情态动词的被动语态结构。 情态动词的被动语态结构为：情态动词 （can,may,must,should等）+be+动词的过去分词。 （1）肯定句：主语+情态动词+be+过去分词+其他。 e.g.Treesshouldbewateredoften. 树应该常被浇水。 （2）否定句：主语+情态动词+not+be+过去分词+其他。
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Unit7SectionAGrammarFocus-4c课件人教版英语九年级全册
Great works are performed not by strength but by perseverance
4. Do you think we must keep teenagers away from the Internet? Do you think teenagers _m__u_s_t_b_e__k_e_p_t_a_w_a_y__f_ro_m___th_e_____ _I_n_t_e_r_n_e_t _____?
Grammar Focus
主动语态转换为被动语态
动作执行者 谓语动词
He
cleans
Great works are performed not by strength but by perseverance
动作承受者 其他成分
his bedroom
every day
主动语态
His bedroom is cleaned
4c ➢ Grammar Sample Dialogue
Members shouldn’t be allowed to speak Chinese.
Great works are performed not by strength but by perseverance
I agree. Only in this way can you improve your English.
A. solve
B. be solved
C. answer
D. be answered
➢ Homework
✓ Review the grammar we’ve learned today. ✓ Preview 1a~1e on page 53.
九年级英语人教版全册 Unit7_SectionA(Grammar_Focus-4c)名师课件
Can the homework be done (by Lucy) tomorrow instead?
Review
Lead-in
Grammar Focus
Practice
Game
Exercises
4. Do you think we must keep teenagers away from the Internet? Do you think teenagers must be kept away from the Internet? 5. Parents should give teenagers chances to make their own decisions. Teenagers should be given chances to make their own decisions.
Grammar Focus
Practice
Game
Exercises
4a Rewrite the sentences according to the example.
1. You must clean your bedroom every day. Your room ________________________________. must be cleaned every day 2. Parents should encourage teenagers to do social work for
The bed _______ _______ should _______ be made up every day.
6. We can’t see stars in the day time. (改为被动语态) Stars _______ _______ _______ can’t be seen in the day time. 7. You must return the book on time. (改为一般疑问句) Must the book _______ be returned on time? _______ _______
九年级英语全册Unit7SectionAGrammarFocus_4c教学课件pptx新人教新目标版
Tables can be made of stone or wood.桌子可以由石头或木头制成。
➢ Grammar
3.句式
句式
结构
示例
肯定句
主语+情态动词+be+及物动词的过去 Teenagers should be allowed to
分词(+by…)
go shopping.
否定句
主语+情态动词+not+be+及物动词的 The word can’t be used in this
Teenagers should not be allowed to have I disagree. They can learn a lot from working.
part-time jobs.
Do you think we may be allowed to take photos if we don’t use a flash?
➢ Grammar
4.转变方法
(一)将主动语态的宾语变成被动语态的主语。 (二)将含情态动词的主动句式变成被动句式，即：“情态动词+动词原形”变 成“情态动词+be+过去分词”，然后再在其后加“by+主动句中的主语(人称 代词用宾格)”。by短语也可省略。eg: You should finish your homework first. →Your homework should be finished (by you) first. You can take this magazine home. →This magazine can be taken home (by you).
➢ Grammar
➢ Grammar
3.句式
句式
结构
示例
肯定句
主语+情态动词+be+及物动词的过去 Teenagers should be allowed to
分词(+by…)
go shopping.
否定句
主语+情态动词+not+be+及物动词的 The word can’t be used in this
Teenagers should not be allowed to have I disagree. They can learn a lot from working.
part-time jobs.
Do you think we may be allowed to take photos if we don’t use a flash?
➢ Grammar
4.转变方法
(一)将主动语态的宾语变成被动语态的主语。 (二)将含情态动词的主动句式变成被动句式，即：“情态动词+动词原形”变 成“情态动词+be+过去分词”，然后再在其后加“by+主动句中的主语(人称 代词用宾格)”。by短语也可省略。eg: You should finish your homework first. →Your homework should be finished (by you) first. You can take this magazine home. →This magazine can be taken home (by you).
➢ Grammar
Unit 7 Section A Grammar focus~4c 课件 -人教版九年级英语全册
We clean the classroom every day. 变为被动语态 The classroom _i_s_cl_e_a_n_e_d_(by us) every day. 变为被动语态
评价标准：观看图片，用被动语态表达上句意思。填写正确1个句子得1分，错1个空格扣 0.5分。本活动共5分。 我得（ ）分。
Rules for teachers in our Middle School
The homework _s_h_o_u_ld__b_e_c_o_r_r_e_c_te_d_ in time. 作业应该及时批改。
Teachers s_h_o_u_l_d_n_’t_b__e_a_ll_o_w_e_d_ to punish the students. 不应该允许老师惩罚学生
①② ③
被动语态: Tea (主语）is grown (谓语）by them in the south-east of China.
评价标准：观察主动语态变成被动语态的3步，完成填空。填写正确1个空格得1分，共3 分。本活动共3分。 我得（ ）分。
Look and fill Activity 8
Do you remember the predicate(谓语) verb in the passive voice?
The trees _a_r_e_p_l_a_n_te_d_(plant) every year. Football is played by them on Sunday. The homework _i_s_d_o_n_e_(do) every night. English _is__sp_o_k_e_n__(speak) every day.
一般现在时被动语 态谓语的构成：
人教版九年级英语Unit 7 Section A (Grammar Focus — 4c) 精品课件
2. We should allow high school students to work on weekends. High school students should be allowed to work on weekends.
3. People shouldn’t allow teenagers to wear jewelry. Teenagers shouldn’t be allowed to wear jewelry.
Read and write
Rewrite the sentences according to the example.
1. They shouldn’t allow teenage boys to have long hair. Teenage boys _s_h_o_u_ld_n_’_t_b_e__al_l_o_w_e_d_t_o_h_a_v_e__lo_n_g__h_a_ir________.
Revision Presentation
Practice Production Summaryຫໍສະໝຸດ Read and talk
Jenny’s school has many rules for teenagers and teachers. Read and talk about these rules.
have part-time jobs
get your ears pierced
stay up very late at night
wear earrings
make your own decisions
watch TV on school nights
run in the hallways sleep/talk/eat in class
3. People shouldn’t allow teenagers to wear jewelry. Teenagers shouldn’t be allowed to wear jewelry.
Read and write
Rewrite the sentences according to the example.
1. They shouldn’t allow teenage boys to have long hair. Teenage boys _s_h_o_u_ld_n_’_t_b_e__al_l_o_w_e_d_t_o_h_a_v_e__lo_n_g__h_a_ir________.
Revision Presentation
Practice Production Summaryຫໍສະໝຸດ Read and talk
Jenny’s school has many rules for teenagers and teachers. Read and talk about these rules.
have part-time jobs
get your ears pierced
stay up very late at night
wear earrings
make your own decisions
watch TV on school nights
run in the hallways sleep/talk/eat in class
人教版九年级上册英语教学课件Unit 7 Section A( Grammar Focus-4c)
难局面) e.g. We managed to get to the airport in time.
我们设法及时赶到了机场。 How do you manage without a car? 没有车你怎么应付？
11
考点精讲
manage 的一词多义： 完成困难的事） 应付（困难局面） 经营→ manager n . 经理 ↓ management n . 经营
Unit 7 Teenagers should be allowed to choose their own clothes.
Period 3 Section A Grammar Focus-4c
11
词句听写
同学们，上一课学习的单词、短语和句型，你们都掌握了 吗？现在大家来检验一下，点击下面的音频开始听写吧！
11
课文呈现
4c.You and your friend are starting an English club. Make a list of rules about what should and should not be allowed. A：Members should be allowed to use dictionaries. B：Yes，but they should only use English-English dictionaries.
5. Parents should give teenagers chances/tʃɑːnsɪz/, /tʃænsɪz/ to make their own decisions. ① 温馨提示：此符号表示“考点精讲点拨”链接 Teenagers _s_h_o_u_l_d__b_e_g_i_v_e_n_c_h_a_n_c_e_s_t_o__m_a_k_e__th_e_i_r_o_w__n_d_e_c_i_s_io_n_s__.
我们设法及时赶到了机场。 How do you manage without a car? 没有车你怎么应付？
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考点精讲
manage 的一词多义： 完成困难的事） 应付（困难局面） 经营→ manager n . 经理 ↓ management n . 经营
Unit 7 Teenagers should be allowed to choose their own clothes.
Period 3 Section A Grammar Focus-4c
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词句听写
同学们，上一课学习的单词、短语和句型，你们都掌握了 吗？现在大家来检验一下，点击下面的音频开始听写吧！
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课文呈现
4c.You and your friend are starting an English club. Make a list of rules about what should and should not be allowed. A：Members should be allowed to use dictionaries. B：Yes，but they should only use English-English dictionaries.
5. Parents should give teenagers chances/tʃɑːnsɪz/, /tʃænsɪz/ to make their own decisions. ① 温馨提示：此符号表示“考点精讲点拨”链接 Teenagers _s_h_o_u_l_d__b_e_g_i_v_e_n_c_h_a_n_c_e_s_t_o__m_a_k_e__th_e_i_r_o_w__n_d_e_c_i_s_io_n_s__.
人教英语九年级 Unit7Section A Grammar focus - 4c(共16张PPT)
Teenagers should not be allowed to have part-time jobs. Do you think we may be allowed to take some photos if we don’t use a flash?
I agree. They aren’t serious enough. No, I don’t agree with this. Teenagers are too young to make their own decisions. I disagree. They can learn a lot from working. If you don’t use a flash, then it may be OK.
4.Do you think we must keep teenagers away from the Internet? Do you think teenagers _m_u_s_t_b_e__k_e_p_t_a_w__ay _f_r_o_m__th_e__I_n_te_r_n_e_t___________ ?
3. Can Lucy do her homework tomorrow instead?
Can_L_u__cy_’_s_h_o_m__e_w_o_r_k__b_e_d_o_n__e_b_y__h_e_r___ _t_o_m__o_r_ro_w__i_n_s_te_a_d___________________ ?
• Parents should allow teenagers to go out with their friends.
• parents should allow fifteen-year-olds to choose their own clothes.
I agree. They aren’t serious enough. No, I don’t agree with this. Teenagers are too young to make their own decisions. I disagree. They can learn a lot from working. If you don’t use a flash, then it may be OK.
4.Do you think we must keep teenagers away from the Internet? Do you think teenagers _m_u_s_t_b_e__k_e_p_t_a_w__ay _f_r_o_m__th_e__I_n_te_r_n_e_t___________ ?
3. Can Lucy do her homework tomorrow instead?
Can_L_u__cy_’_s_h_o_m__e_w_o_r_k__b_e_d_o_n__e_b_y__h_e_r___ _t_o_m__o_r_ro_w__i_n_s_te_a_d___________________ ?
• Parents should allow teenagers to go out with their friends.
• parents should allow fifteen-year-olds to choose their own clothes.
Unit7SectionAGrammarFocus4a-4c课件人教版九年级英语全册
cut-cut-cut spread-spread-spread 传播
hit-hit-hit
cost-cost-cost 花费
find-found-found 发现 meet-met-met 遇见
build- built- built 建造 send-sent-sent 送
tell-told-told 告诉
含有情态动词的主动语态转被动语态
You must clean your bedroom every day.
Your bedroom should be cleaned every day.
Exercises
1. The room should be cleaned every day.(改为否 定句和疑问句)
must be kept away from the Internet
should be given chances (by their parents) to make their own decisions
Scan: What is the passage about?
move continue
情态动词的被动语态
结构: 肯定：S+情态动词+ be +动词的过去分词+其他（by…） 否定： S+情态动词+not+ be +动词的过去分词+其他 （by…）
The environment should be improved. The environment should not be improved.
sell-sold-sold 卖
shoot-shot-shot 射击 win-won-won 赢
sleep-slept-slept 睡觉 keep-kept-kept 保持
Unit 7 Section A (Grammar Focus-4c) 课件人教版九年级英语全册
4b Fill in the blanks with the correct forms of the words in brackets.
However, in most Asian societies, it is not common for teenagers to ____m_o_v_e___ (move) out. Chinese parents believe that it is better for children to live with parents who can ____ta_k_e____ (take) care of them. But the young should then look after their parents as they get older. That is why many Chinese adults __c_o_n_t_in_u_e__ (continue) to live with their parents.
New Words
community n. 社区；社团 keep…away from 避免接近；远离
chance n. 机会；可能性 make one’s own decision 自己做决定
educate v. 教育；教导 manage v. 完成；应付 society n. 社会
What rules do you have at school?
Do you think teenagers _m_u_s_t_b_e_k_ep_t_a_w_a_y_f_ro_m__t_he__In_t_er_n_e_t _? chance n. 机会；可能性
5. Parents should give teenagers chances to make their own decisions. Teenagers _s_h_ou_l_d_b_e_g_iv_e_n_c_h_a_n_c_es_t_o_m__ak_e_t_h_ei_r_o_w_n_d_e_c_is_io_n_s__.
人教版九年级英语上册《Unit 7 Section A Grammar Focus-4c》教学课件
Unit 7Section A Grammar Focus-4c人教版 英语 九年级上册u To summarize the passive voice with the modal verbs.u To learn to use the grammar properly.u To learn some foreign cultures and learn to make rules.cry all night stay by one’s side sleep in warm arms run through the field make sure keep sb. from danger give sb. a hug lift up talk back 整夜哭待在某人身边睡在温暖的臂弯里穿过田野确定；确保使某人远离危险拥抱某人举起，提起回嘴；顶嘴Translate the phrases.watch scary moviesgive sb. awful dreams be back by tenthink back to those times cough for dayshave scary dreamsbe late for schoolstay outregret doing sth.看恐怖电影带给某人恶梦在10点前回来回想那些时光咳嗽好几天做可怕的梦上学迟到待在外面；不回家后悔做过某事What can you do at school? What can’t you do at school? Do you agree or disagree?Look at these sentences.I think students should be allowed to do homework with friends.Sixteen-year-olds should not be allowed to drive. Do you think sixteen-year-olds should be allowed to choose their own clothes?含有情态动词的被动语态肯定句：主语+ 情态动词+be+ 动词过去分词.否定句：主语+情态动词+not+ be+动词过去分词.疑问句：情态动词+ 主语+ be+ 动词过去分词?转变方法(一)将主动语态的宾语变成被动语态的主语。