九年級英語全冊 Unit 7 Teenagers should be allowed to choose their own clothes（第3課時）（Grammar Focus-4c）同步語法精講精練 人教新目標(biāo)版

1、Unit 7Teenagers should be allowed to choose their own clothes,第三課時(Grammar Focus4c)單元同步語法精講精練,含情態(tài)動詞的被動語態(tài),肯定句式：主語情態(tài)動詞be動詞的過去分詞(by.) eg：Teenagers should be allowed to choose their own clothes.青少年應(yīng)該被允許選擇他們自己的服裝。 否定句式：主語情態(tài)動詞notbe動詞的過去分詞(by.) 一般疑問句式：情態(tài)動詞主語be動詞的過去分詞(by.)? 肯定回答：“Yes，主語情態(tài)動詞”；否定回答：“No，主語情態(tài)動詞

2、not”。 【注意】含must的一般疑問句作否定回答時應(yīng)用neednt；而含need的一般疑問句作肯定回答時應(yīng)用must,eg：Must all the rooms be tidied up？所有的房間都必須整理好嗎？ Yes，they must.是的，必須整理好。 No，they neednt.不，不必都整理好。 Need he be operated on at once？他需要立即手術(shù)嗎？ Yes，he must.是的，他必須。 No，he neednt.不，他不需要,特殊疑問句式：疑問副詞/代詞(不作主語)情態(tài)動詞主語be動詞的過去分詞(by.)? 疑問代詞(作主語)情態(tài)動詞be過去分

3、詞(by.)? eg：When can my computer be repaired？我的電腦什么時候能修好？ 【拓展】不能用被動語態(tài)的幾種動詞： 不及物動詞不能用于被動語態(tài)。如：die，happen，take place等。 感官動詞、半連系動詞沒有被動態(tài)。如：feel，become，get，look，seem等。 有些動詞用主動形式表被動意義。 eg：This pen writes well.這支筆很好寫,一、用括號內(nèi)所給動詞的適當(dāng)形式填空。 1Many more trees should _ (plant) this year. 2Must the work _ (finish) by

4、 6：30 this afternoon? 3How can the lost boy _(find)? 4The stars can _ (not see) in the daytime. 5Can this kind of bike _(buy) in that shop,be planted,be finished,be found,not be seen,be bought,二、按要求完成句子，每空一詞。 6Nobody can answer the question.(改為同義句) The question _ _ _ by anybody. 7We should brush our

5、 teeth twice a day.(改為被動語態(tài)) Our teeth should _ _ twice a day. 8Can you take care of the children？(改為被動語態(tài)) _ the children _ _ care of? 9The classroom must be cleaned after_school(對畫線部分提問) _ _ the classroom_ _? 10We must wash our hands before meals.(改為被動語態(tài)) Our hands _ _ _ before meals,cant be answere

6、d,be brushed,Can,be taken,When must,be cleaned,must be washed,本課時其他知識點(diǎn)精講精練,chance可數(shù)名詞，意為“機(jī)會；可能性”。 a chance of doing sth./a chance to do sth.做某事的機(jī)會 educate動詞，意為“教育；教導(dǎo)”。 【拓展】education名詞，意為“教育”。 keep.away from避免接近，遠(yuǎn)離 make ones own decision自己做決定,1Mr. Jones got great support from his _(社區(qū)) 2I hope to have a _ (機(jī)會) to explain it to you. 3I will not be able to _ (應(yīng)付) the situation without your help. 4The old in our _ (社會) need care and protection. 5Parents should _(教育) their children to behave well. 6你應(yīng)當(dāng)學(xué)著自己做決定。 You should learn to _ _ _ _ 7請遠(yuǎn)離那臺機(jī)