20xx秋人教版英語九年級(jí)unit7teenagersshouldbeallowedtogrammarfocus(更新版)
【正文】 shed be done be taken be kept III. 用所給詞的適當(dāng)形式填空。如： This bridge can be built next year, can39。 （ No, he needn39。 (二 )將含情態(tài)動(dòng)詞的主動(dòng)句式變成被動(dòng)句式，即：“情態(tài)動(dòng)詞 +動(dòng)詞原形”變成“情態(tài)動(dòng)詞+be+過去分詞”，然后再在其后加“ by+主動(dòng)句中的主語 (人稱代詞用賓格 )”。 1. 一般疑問句 ：直接將被動(dòng)語態(tài)的陳述句中的情態(tài)動(dòng)詞提前。 When must this task be finished? 這項(xiàng)任務(wù)必須在什么時(shí)候完成？ 3. 否定句 ： 在情態(tài)動(dòng)詞后面加上 not或 never即可，但 must表 必要 時(shí)否定式為 needn39。 Can these books be taken out of the reading room? 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(shí)候完成？ 2. Parents should encourage teenagers to do social work for their munity. 3. Can Lucy do her homework tomorrow instead? Teenagers should be encouraged (by their parents) to do social work for their munity. Can the homework be done (by Lucy) tomorrow instead? 4a Rewrite the sentences according to the example. 4. Do you think we must keep teenagers away from the Inter? 5. Parents should give teenagers chances to make their own decisions. Do you think teenagers must be kept away from the Inter? Teenagers should be given chances to make their own decisions. The keys be asked are allowed 4b Fill in the blanks with the correct forms of the words in brackets. be educated start move take continue 。 含有情態(tài)動(dòng)詞的被動(dòng)語態(tài)的構(gòu)成：情態(tài)動(dòng)詞 +be +過去分詞 。句意：這首歌被播放的時(shí)候，使我想起了我的學(xué)生時(shí)代。情態(tài)動(dòng)詞的被動(dòng)語態(tài)的構(gòu)成是：情態(tài)動(dòng)詞 +be +動(dòng)詞的過去分詞。 Teenagers _______ _______ _______ to develop their own hobbies. take the test be finished should be allowed
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