九年級英語課件unit12

1、unit12 life is full of the unexpected 6:00 7:00 6:00 7:00 現(xiàn)在現(xiàn)在 by the time i got up, my sister had already washed all the clothes. i got to schoolnow8:158:00 amthe teacher came into the classroomby the time i got to school, the teacher had come into the classroom.她出去的時候她出去的時候,公共汽車已經(jīng)開走了公共汽車已經(jīng)開走了.by t

2、he time 意思是意思是 “到到的時候的時候”,相當(dāng)于相當(dāng)于 when , 后接過去時的句子后接過去時的句子時時, 主語的謂語動詞用過去完成時態(tài)主語的謂語動詞用過去完成時態(tài).過去完成時態(tài)的用法：1、表示過去的過去，通常由、表示過去的過去，通常由by引導(dǎo)的短語做時間狀引導(dǎo)的短語做時間狀語或者由語或者由by / when / before引導(dǎo)的從句做時間狀引導(dǎo)的從句做時間狀語從句語從句 by the end of last year, i had learned about one thousand english words. by the time he was twenty, he ha

3、d won about ten medals. when i got there, they had already left. they had already had breakfast before they arrived at the hotel. he said that he had never seen such a beautiful bird before. 2、常用在賓語從句中、常用在賓語從句中 he told me he had already finished his homework. i realized he had fooled me again.3、體現(xiàn)在上

4、下文中、體現(xiàn)在上下文中 i didnt go to the movies yesterday because i had seen it twice.四、過去完成時與現(xiàn)在完成時的區(qū)別四、過去完成時與現(xiàn)在完成時的區(qū)別 現(xiàn)在完成時表示的動作發(fā)生在現(xiàn)在完成時表示的動作發(fā)生在過去，但側(cè)重對現(xiàn)在產(chǎn)生的結(jié)果或過去，但側(cè)重對現(xiàn)在產(chǎn)生的結(jié)果或造成的影響，與現(xiàn)在有關(guān)，其結(jié)構(gòu)造成的影響，與現(xiàn)在有關(guān)，其結(jié)構(gòu)為為“助動詞助動詞 have (has) + have (has) + 過去分過去分詞詞”；過去完成時則是一個相對的；過去完成時則是一個相對的時態(tài)，它所表示的動作不僅發(fā)生在時態(tài)，它所表示的動作不僅發(fā)生在過去，更強(qiáng)

5、調(diào)過去，更強(qiáng)調(diào)“過去的過去過去的過去”，只，只有和過去某時或某動作相比較時，有和過去某時或某動作相比較時，才用到它。才用到它。 本課出現(xiàn)的主要動詞的過去式和過去分詞本課出現(xiàn)的主要動詞的過去式和過去分詞ring rang rungget got gottengo went goneleave left leftstart started startedbe was/were beentake took takenrun ran runwake woke wokenbrush my teethtake a showerhave breakfastmary_ up late.by the time

6、she got up, her brother _ already _ in the shower.by the time she got outside, the bus _ already _.she _ all the way to school.gothadhadgottenleftranmarys morning when she got to school, she realized that she had left her backpack at home.when i _(get home), i _(realize) i _(leave) my keys in the ba

7、ckpack.by the time i _(get) back to school, the bell _(ring).by the time i _(walk) into class, the teacher _(start) teaching already.got homerealizedhad leftgothad rungwalkedhad started 關(guān)于關(guān)于getget的詞組小結(jié)的詞組小結(jié) get to school 到學(xué)校 get into the shower 去洗澡 get outside 到外邊 get home 到家 get up 起床 get married 結(jié)

8、婚 get dressed 穿好衣服 get to class 到班級 get bored 變得無聊 get tired 變得疲勞1. we _(learn) two thousands words by the 1. we _(learn) two thousands words by the end of last year. end of last year. 3. when we _(arrive) at the station, they 3. when we _(arrive) at the station, they _(wait) for more than twenty minutes. _(wait) for more than twenty minutes. had learnedarrivedhad waited2. i _him when i was a student. 2. i _him when i was a student. had known4.