謂語(yǔ)動(dòng)詞的時(shí)態(tài)講解與練習(xí)-全文預(yù)覽
【正文】 的過(guò)去式did, 同時(shí)注意實(shí)義動(dòng)詞要用原形。He always went to work by bus. 他過(guò)去老乘車去上班。以study 為例：否定式疑問(wèn)式I am not studyingAm I studying?You are not studying,Are you studying?He is not studying.Is he studying?（2）用法：1）現(xiàn)在進(jìn)行時(shí)表示說(shuō)話時(shí)正在發(fā)生或進(jìn)行著的動(dòng)作。He is translating a novel. 他在翻譯一本小說(shuō)。其中be有人稱和數(shù)的變化，第一、第三人稱單數(shù)用was，其他用were.1）過(guò)去進(jìn)行時(shí)動(dòng)詞主要表示在過(guò)去某一時(shí)刻或某一段時(shí)間內(nèi)正在進(jìn)行或持續(xù)進(jìn)行的動(dòng)作。It was getting dark. The wind was rising. 天漸漸黑下來(lái)了。第一人稱I, we用shall 或will，其余用will. 其否定式、疑問(wèn)式和簡(jiǎn)單回答形式如下：否定式疑問(wèn)式I shall/will not study….Shall I study…?You will not study….Will you study…?He will not study….Will he study…?否定疑問(wèn)式簡(jiǎn)單回答（肯定/否定）Shall I not (shan’t i) study…?Yes, you will. No, you won’t.Will you not (Won’t you) study…?Yes, I shall/will. No, I shan’t/won’t.Will he not (Won’t he) study….?Yes, he will. No, he won’t.The sky is black. I think it will rain. 天黑下來(lái)了。（2）be going + 動(dòng)詞不定式1）這種結(jié)構(gòu)表示主體現(xiàn)在打算在最近或?qū)?lái)要做某事。2）這種結(jié)構(gòu)還可以表示說(shuō)話人根據(jù)已有的跡象認(rèn)為非常可能即將發(fā)生某事。例如：I won’t (am not going to) tell you my age. 我不（愿意）告訴你我的年齡。例如：I have bought some bricks and I am going to build a kitchen with ，我要用它們蓋個(gè)廚房。3）be to + 動(dòng)詞原形，表示安排、命令或肯定將會(huì)發(fā)生的事情；在問(wèn)句中表示征求意見。這種結(jié)構(gòu)表示正要、即將發(fā)生的事情。一般將來(lái)時(shí)的關(guān)鍵是記住表示將來(lái)的幾種句型及其用法。美國(guó)英語(yǔ)所有人稱一律用would. should/would 的簡(jiǎn)略形式為’d, 如I’d, you’d。She told me she would e again next week. 她和我說(shuō)她下周還來(lái)。如：He didn’t know he was to bee famous later on. 他不知道以后他會(huì)出名?，F(xiàn)在完成時(shí)（1）構(gòu)成：現(xiàn)在完成時(shí)由助動(dòng)詞have + 過(guò)去分詞構(gòu)成，助動(dòng)詞have 有人稱和數(shù)的變化。例如： My daughter has just gone out. 我女兒剛出去。 She has been with us since Monday.她從星期一就一直和我們?cè)谝黄?。試比較：They have been to Canada. 他們到過(guò)加拿大。用過(guò)去完成時(shí)，必須有一個(gè)過(guò)去的時(shí)間或動(dòng)作來(lái)作參照，說(shuō)明在此之前某事已發(fā)生。2）過(guò)去完成時(shí)動(dòng)詞可以表示過(guò)去某一時(shí)刻之前發(fā)生的動(dòng)作或呈現(xiàn)的狀態(tài)，這一動(dòng)作一直持續(xù)到過(guò)去這一時(shí)刻或?qū)⒗^續(xù)下去?，F(xiàn)在完成進(jìn)行時(shí)的構(gòu)成強(qiáng)調(diào)指出動(dòng)作還未結(jié)束,還要繼續(xù)下去。readingtwohaven39。這本書我已讀了兩個(gè)小時(shí)了,但我還沒讀完。readhaslike試比較:livingbeenexam.(還在進(jìn)行)學(xué)生們一直在準(zhǔn)備考試。 the train ________(start) at six in the morning.（二）用一般現(xiàn)在時(shí)或一般將來(lái)時(shí)填空4. I don’t know when Bob _________(return), but when he ________(return) I ________(let) you know.5. We _______(send) for a doctor if you ________(be) not better this afternoon.6. The plane ______(be) about to take off. ______ he _______(get) to the airport in time?7. I’m sure the harder you _______(work), the better progress you __________(make).（三）用一般過(guò)去時(shí)或過(guò)去進(jìn)行時(shí)填空8. The fireman ______(go) towards the fire, which ______ still _______(smoke).9. While my father ________(look) through the evening paper, he suddenly _____(let) out a cry of surprise.10. When I _______(enter) the classroom, she _______(not see)me, for she ______(read) a novel.11. When they _______(arrive) at the village, it ________(get) dark, and the wind _______(blow) hard.12. I _______(not know) both of yo
畢業(yè)設(shè)計(jì)相關(guān)推薦
鄂ICP備17016276號(hào)-1