人教版九年級上冊英語《Unit 7 Section A Grammar Focus-4c 》課件

1、Section A Grammar Focus-4cSection A Grammar Focus-4cuTo understand the grammar should be allowed to do.uTo practice the passive voice.u If you like, you can do more exercises. cry all night stay by ones side sleep in warm arms run through the field make sure keep sb. from danger give sb. a hug lift

2、up talk back整夜哭整夜哭待在某人身邊待在某人身邊睡在溫暖的臂彎里睡在溫暖的臂彎里穿過田野穿過田野確定；確保確定；確保使某人遠(yuǎn)離危險使某人遠(yuǎn)離危險擁抱某人擁抱某人舉起，提起舉起，提起回嘴；頂嘴回嘴；頂嘴Translate the phrases. watch scary movies give sb. awful dreams be back by ten think back to those times cough for days have scary dreams be late for school stay out regret doing sth.看恐怖電影看恐怖電影帶

3、給某人惡夢帶給某人惡夢在在10點前回來點前回來回想那些時光回想那些時光咳嗽好幾天咳嗽好幾天做可怕的夢做可怕的夢上學(xué)遲到上學(xué)遲到待在外面；不回家待在外面；不回家后悔做過某事后悔做過某事What can you do at school? What cant you do at school?Do you agree or disagree? I think students should be allowed to do homework with friends.Sixteen-year-olds should not be allowed to drive.Do you think sixt

4、een-year-olds should be allowed to choose their own clothes?Look at these sentences.含情態(tài)動詞的被動語態(tài)肯定句: 主語+ 情態(tài)動詞+be+ 動詞過去分詞.否定句: 主語+情態(tài)動詞+not+ be+動詞過去分詞.疑問句: 情態(tài)動詞+ 主語+ be+ 動詞過去分詞?(一一)將主動語態(tài)的賓語變成被動語態(tài)的主語。將主動語態(tài)的賓語變成被動語態(tài)的主語。(二二)將含情態(tài)動詞的主動句式變成被動句式，即：將含情態(tài)動詞的主動句式變成被動句式，即：“情態(tài)動詞情態(tài)動詞+動詞原形動詞原形”變成變成“情態(tài)動詞情態(tài)動詞+be+過去分過去分詞

5、詞”，然后再在其后加，然后再在其后加“by+主動句中的主語主動句中的主語(人稱代人稱代詞用賓格詞用賓格)”。by短語也可省略。短語也可省略。 請看下列各句：請看下列各句：轉(zhuǎn)變方法1. You should finish your homework first. Your homework should be finished (by you) first. 2. You can take this magazine home. This magazine can be taken home (by you). Grammar FocusI dont think 16-year-olds sho

6、uld be allowed to drive.I agree. They arent serious enough.Do you think teenagers should be encouraged to make their own decisions?No, I dont agree with this.Teenagers are too young to make their own decisions.Teenagers should not be allowed to have part-time jobs.I disagree.They can learn a lot fro

7、m working.Do you think we may be allowed to take photos if we dont use a flash?If you dont use a flash, then it may be okay.1. I dont think 16-year-olds should be allowed to drive. 2. Do you think teenagers should be encouraged to make their own decisions?3. Teenagers should not be allowed to have p

8、art-time jobs.4. Do you think we may be allowed to take photos if we dont use a flash?A. I disagree.They can learn a lot from working.B. If you dont use a flash, then it may be okay.C. I agree. They arent serious enough.D. No, I dont agree with this. Teenagers are too young to make their own decisio

9、ns.C D A B Practice the grammar含情態(tài)動詞的被動語態(tài)can, could (能；會能；會), may; might (可以可以) must(必須必須), should(應(yīng)該應(yīng)該), will; would(愿意愿意)have to(必須；不得不必須；不得不), had better(最好最好)1.含情態(tài)動詞含情態(tài)動詞should的被動語態(tài)結(jié)構(gòu)式：的被動語態(tài)結(jié)構(gòu)式：should + be+及物動詞的過去分詞。及物動詞的過去分詞。(1)肯定句結(jié)構(gòu)為：主語肯定句結(jié)構(gòu)為：主語+should be+及物動詞的過及物動詞的過去分詞去分詞+ (by+賓語賓語)。eg: 你應(yīng)該自

10、己完成作業(yè)。你應(yīng)該自己完成作業(yè)。Your homework should be finished by yourself.含情態(tài)動詞含情態(tài)動詞should的被動語態(tài)的被動語態(tài)(2)否定結(jié)構(gòu)為：主語否定結(jié)構(gòu)為：主語+ should + not+ be +及物動詞及物動詞的過去分詞的過去分詞+ (by+賓語賓語)。eg：不應(yīng)該允許青少年晚上外出。：不應(yīng)該允許青少年晚上外出。Teenagers should not be allowed to go out at night. (3)特殊疑問句結(jié)構(gòu)為特殊疑問句結(jié)構(gòu)為:疑問詞疑問詞+一般疑問句？一般疑問句？eg：應(yīng)該允許學(xué)生們做什么？：應(yīng)該允許學(xué)生們做

11、什么？What should students be allowed to do?(4)一般疑問句結(jié)構(gòu)為一般疑問句結(jié)構(gòu)為:Should +主語主語+ be+及物動詞及物動詞的過去分詞的過去分詞+ (by+賓語賓語)？回答回答:Yes，主語，主語+should./No，主語，主語 + shouldnt.eg:這些小樹應(yīng)該每天澆水嗎？這些小樹應(yīng)該每天澆水嗎？Should these young trees be watered every day?Yes, they should. /No, they shouldnt.對，應(yīng)該。對，應(yīng)該。/不，不應(yīng)該。不，不應(yīng)該。We should allow

12、teenagers to watch TV on Sunday. Teenagers should be allowed to watch TV on Sunday( by us).People may catch fish in the river.Fish may be caught in the river (by people).1.I can finish the work. The work can be finished by me.一般問句：一般問句： Can the work be finished by you?2.We should plant many more tre

13、es. Many more trees should be planted by us.一般問句：一般問句： Should many more trees be planted by us?Teenagers should be allowed to drive the car .3.Parents should allow teenagers to drive the car.一般問句：一般問句： Should teenagers be allowed to drive the car ?Trees must be watered every day.4.They must water tr

14、ees every day.一般問句：一般問句： Must trees be watered every day?1. Sixteen-year-olds should be allowed to drive.(改為否定句改為否定句)Sixteen-year-olds shouldnt be allowed to drive.2. I think the work should be done at once.(改為否定句改為否定句)I dont think the work should be done at once. Teenagers should be allowed to choo

15、se their own clothes. 應(yīng)該允許青少年選擇他們自己的服裝。應(yīng)該允許青少年選擇他們自己的服裝。 Students should not be allowed to have part-time jobs. 不應(yīng)該允許學(xué)生們做兼職工作。不應(yīng)該允許學(xué)生們做兼職工作。 Can these books be taken out of the reading room? 可以把這些書帶出閱覽室嗎？可以把這些書帶出閱覽室嗎？ When must the work be finished? 這些工作必須什么時候完成？這些工作必須什么時候完成？ 1.You must clean your b

16、edroom every day. Your bedroom must be cleaned every day.2. Parents should encourage teenagers to do social work for their community.3. Can Lucy do her homework tomorrow instead?Teenagers should be encouraged (by their parents) to do social work for their community.Can the homework be done (by Lucy)

17、 tomorrow instead?4a Rewrite the sentences according to the example.4. Do you think we must keep teenagers away from the Internet?5. Parents should give teenagers chances to make their own decisions.Do you think teenagers must be kept away from the Internet?Teenagers should be given chances to make

18、their own decisions.The keysThe keys be askedare allowed4b Fill in the blanks with the correct forms of the words in brackets.be educatedstartmovetakecontinue4c You and your friend are starting an English Club.Make a list of rules about what should and should not be allowed.Sample Dialogue 1Sample D

19、ialogue 1 A: Members should be allowed to use dictionaries. B: Yes, but they should only use English- English dictionaries.Members are allowed to use English-English dictionaries.A: Members shouldnt be allowed to speak Chinese.B: I agree. Only in this way can you improve your English.Sample Dialogue

20、 2Sample Dialogue 2.按要求完成下列各句。 1. We must do the work right now. (改為被動語態(tài)改為被動語態(tài)) _ _ _ _ _ right now. The work must be done2. Teenagers should be allowed to go out with their friends on school nights. (改為否定句改為否定句 )Teenagers _ _ _ to go out with their friends on school nights. 3. A book should be read

21、 each month. (改為一般疑問句改為一般疑問句) _ _ _ _ _ each month?shouldnt be allowedShould a book be read4. 你可以稍后考試。你可以稍后考試。 You can _ _ _ later.5. 這項工作必須按時完成。這項工作必須按時完成。 The work must _ _ _ on time. 6. 應(yīng)允許青少年培養(yǎng)自己的愛好。應(yīng)允許青少年培養(yǎng)自己的愛好。 Teenagers _ _ _ _ _ to develop their own hobbies. take the testbe finishedshould b

22、e allowed1. Their work must _ (finish) by four oclock. 2. Your homework should _ (do) by yourself. 3. These books mustnt _ (take) out of the reading room.4. Should these food _ (keep) dry?be finished be done be taken be kept II. 用所給詞的適當(dāng)形式填空。. 句型轉(zhuǎn)換。1. You should make up the bed every day. (改為被動語態(tài)改為被動

23、語態(tài)) The bed _ _ _ up every day. 2. We cant see stars in the day time. (改為被動語態(tài)改為被動語態(tài)) Stars _ _ _ in the day time. 3. You must return the book on time. (改為被動語態(tài)的一般改為被動語態(tài)的一般 疑問句形式疑問句形式) _ the book _ _ on time? should be madecant be seenMustbe returned . 翻譯下列句子。1. 需要好好地教育青少年。需要好好地教育青少年。_2. 這輛小汽車不能修了。這輛小汽車