山東省臨沂市蘭山區(qū)義堂鎮(zhèn)九年級英語全冊Unit7TeenagersshouldbeallowedtochoosetheirownclothesPeriod2SectionA（1a-2d）導(dǎo)學(xué)案（無答案）人教新目標(biāo)版

1、unit 7 teenagers should be allowed to choose their own clothes【學(xué)習(xí)目標(biāo)】1、 語法:含有情態(tài)動詞的被動語態(tài)2、 重難點： 能聽懂含有情態(tài)動詞的被動語態(tài)結(jié)構(gòu)的句型.學(xué)會談?wù)撜Z序和不允許做的事情.【預(yù)習(xí)合作探究】1、i dont think sixteen-year-olds should be allowed to drive。（1）sixteen-year-olds 名詞，意為:16歲的青少年，相當(dāng)于sixteen-year-old boys and girls辨析 sixteen-yearolds sixteen-yearold

2、 與 sixteen years oldsixteen-year-olds 16歲的青少年 n 在“基數(shù)詞名詞（單數(shù)）-形容詞”結(jié)構(gòu)中,形容詞后加s 表示一類人或事物 sixteenyearolds should be allowed to go out at night。sixteenyear-old 十六歲的 是由“基數(shù)詞名詞(單數(shù))-形容詞”構(gòu)成的復(fù)合形容詞，在句中通常作前置定語，修飾名詞。my pen pal is a sixteen-year-old boy。sixteen years old 十六歲, 用來描述人的年齡，常句中用作表語。my brother is sixteen y

3、ears old.（2) allow （ to let sb do sth ） vt 意為:允許，準(zhǔn)許,常用于以下結(jié)構(gòu)中： allow sb to do sth 允許某人做某事 the teacher allowed him to go into the classroom. allow doing sth 允許做某事 we dont allow smoking in public places。 be ( not ) allowed to do sth （不)被允許做某事 passengers are not allowed to smoke.2、sixteenyearolds should

4、 be allowed to get their ears pierced.【解析1】should be allowed 是情態(tài)動詞的被動結(jié)構(gòu)，它是由“情態(tài)動詞+be+及物動詞的過去分詞”構(gòu)成.many trees should be planted on the mountains。 應(yīng)該在樹上植許多樹.students should be allowed to go to school by bike.應(yīng)該允許學(xué)生們騎自行車上學(xué)。把含情態(tài)動詞的主動句變成被動句，即把“情態(tài)動詞+動詞原形”改為“情態(tài)動詞+be+過去分詞”,此時，作主語的要用動詞承受者。we should clean the

5、classroom every day。 the classroom should be cleaned every day. 該結(jié)構(gòu)的句式轉(zhuǎn)換：1。否定句：在情態(tài)動詞后加not就行.these books cant be read for children。 這些書孩子們不能讀。2.一般疑問句：直接將被動語態(tài)的陳述句的情態(tài)動詞提到的句首.should ann be allowed to wear her own clothes？ 應(yīng)該允許安選擇自己的衣服嗎？3。特殊疑問句：由疑問詞加上含有情態(tài)動詞的被動語態(tài)的一般疑問句構(gòu)成。when must my homework be handed in

6、? 我的作業(yè)必須何時交？4.對含有情態(tài)動詞的被動語態(tài)的一般疑問句的回答， 一般應(yīng)保留原句中的情態(tài)動詞,但must表示“必須”時，其否定回答用neednt。should my homework be finished today? 我的作業(yè)應(yīng)在今天完成嗎？yes, it should。/no， it shouldnt. 是的，應(yīng)在今天完成。/不，不應(yīng)在今天完成。-must the room be cleaned right now? 房間必須馬上打掃嗎？yes, it must./no, it neednt。 是的，必須立即打掃./不，不必立即打掃?！窘馕?】get ones ears pier

7、ced：打耳洞(此處get 為使役動詞，相當(dāng)于make或者have，意為“使，讓”）get/ have+ 賓語+ 過去分詞：“使某事被做”或“讓某人做某事youd better go and get your hair cut. its too long?！拘纬尚詸z測】i. 單項選擇。1) _should not be allowed to go out at night。a。twelve-yearsold b.twelve-year-oldsc.twelve year oldd.twelve years olds2) i _to have a part-time job。a.am not a

8、llowb。not allow c。dont allowd.am not allowed3) the teachers think students should _ to their homework with friends。a. are allowedb。 are allowing c。 be allowedd. be allowing4) he cant speak english， i cant， _. a。 toob.either c。 alsod。 neither5) my father stopped smoking a year ago。a. liked smokingb.

9、gave up smokingc。 gave in smokingd. began smoking6） this kind of food_ cool, clean and dry according to the instruction。 a. should be carried b. must be put c. should be placed d。 must be kept7) -did you have anyone _ the trees？yes, i had the trees _。 a. to water； water b。 to water； watered c. water

10、; to be watered d。 water； wateredii。 英漢互譯1。 這在博物館里是不允許的。_。2. 我認(rèn)為16歲的孩子不應(yīng)被允許開車。_。3. students must not be allowed to have parttime jobs。_。4。 do you think we might be allowed to take photos if we dont use a bright light?_尊敬的讀者：本文由我和我的同事在百忙中收集整編出來，本文稿在發(fā)布之前我們對內(nèi)容進行仔細校對，但是難免會有不盡如人意之處，如有疏漏之處請指正，希望本文能為您解開疑惑,

11、引發(fā)思考。文中部分文字受到網(wǎng)友的關(guān)懷和支持，在此表示感謝！在往后的日子希望與大家共同進步，成長。this article is collected and compiled by my colleagues and i in our busy schedule. we proofread the content carefully before the release of this article, but it is inevitable that there will be some unsatisfactory points. if there are omissions, please correct them. i hope this a