十单元SectionA.ppt

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1、人教新目标 九年级By the time 到到的时候的时候By the time I got home,By the time I came in,By the time I got to school,By the time the bell rang,By the time I got up.I got homenow9:00pm8:00pmMy little brother went to bedBy the time I got home, my little brother had gone to bed. I got to schoolnow8:158:00amThe teache

2、r came into the classroomthe teacher had come into the classroom.By the time I got to school,went outside,had alreadyleft.她出去的时候她出去的时候,公共汽车已经开走了公共汽车已经开走了.by the time 意思是意思是 “到到的时候的时候”,相当于相当于 when , 后接过去时的句子后接过去时的句子时时, 主语的谓语动词用过去完成时态主语的谓语动词用过去完成时态.The Past Perfect Tense过去完成时1.过去完成时的构成助动词 had (用于各种人称和

3、数用于各种人称和数) + 过去分过去分词词 2. 过去完成时态的含义:主要是表示在过去某个时间,或是动作之前已经发生或完成的动作.也就是： 过去的过去过去的过去.Questions:1. What do you usually do in the morning before school?2. Do you like mornings? Why or why not?brush my teethtake a showerhave a breakfastgo to school 1. By the time I got up, my brother already in the shower.

4、2. By the time I got outside ,the bus already .3. When I got to school, I realized I my backpack at home.gottenhadhadhadleftleftPair work: 1c Look at the pictures below and tell what happened to Tina this morning. Tina overslept yesterday. By the time she got up, her brother had already gotten in th

5、e shower. And by the time she got outside, the bus had already left. So she had to run to school. When she got to school, she realized she had left her backpack at home. 1234 getgotgotten realizerealizedrealized leaveleftleft ringrangrung walkwalkedwalked startstartedstarted 1.When I (get home), I (

6、realize) I (leave) my keys in the backpack.2.By the time I (get) back to school, the bell (ring).3.By the time I (walk) into class, the teacher (start) teaching already.got homegothad rungwalkedhad startedrealizedhad leftPair workMake up an ending for the story and share it with the rest of the clas

7、s. The teacher looked at Tina and asked her to sit back her seat. After class, the teacher asked Tina to come to her office and why she was late. Tina told her the whole story this morning. The teacher asked her to get up earlier and not to be late for class. 过去完成时态的用法：1、表示过去的过去，通常由、表示过去的过去，通常由when或

8、或by引引导的短语或者从句做时间状语或时间状导的短语或者从句做时间状语或时间状语从句。语从句。 By the end of last year, I had learned about one thousand English words. By the time he was twenty, he had won about ten medals. When I got there, they had already left. 2、常用在宾语从句中。、常用在宾语从句中。 He told me he had already finished his homework. I realized

9、he had fooled me again.3、体现在上下文中。、体现在上下文中。I didnt go to the movies yesterday because I had seen it twice.本课出现的主要动词的过去式和过去分词本课出现的主要动词的过去式和过去分词ring rang rungget got gottengo went goneleave left leftstart started startedbe was/were beentake took takenrun ran runwake woke woken1. We _(learn) two thousan

10、ds 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 _2. I _（know)

11、himknow)him when I was a student. when I was a student. had known4. One of the men couldnt move, because he _ 4. One of the men couldnt move, because he _ (break) his legs. (break) his legs. had brokenHOMEWORK1. Revise when to use the Past Perfect tense and the verb structure.2. Make sentences using each form of the verbs below: Leave walk start oversleep ring .