2014人教新目标九年级英语Unit12(全单元)课件

用法：
过去完成时与when, before, as soon as, till/ until 等引导时间状语的从句连 用，强调动作发生的时间前后。
例如：1. 她到家之前她的孩子已经睡着了。 When she got home her childrenhad slept ____________(sleep). 2. 在他们到达之前电影已经开始了。 Before they arrived here the film _________ had already ___________ (start). started 3. 我完成作业了就去睡觉了。 finished Last night, as soon as I had _______________ (finish) my work I went to sleep.
忘记某物真特殊，后有地状用leave. (F ) I forgot my homework at home . ( T ) I left my homework at home.
通过刚才的听力训练，你来总结一下。 （1）By the time I got up, my brother had already gotten in the shower. By the time I got outside, the bus had already left. When I got to the school, I realized I had left my backpack at home. 过去完成时 这三句话是什么时态的句子?_____________ （2）过去完成时表示在过去某个时间,或动作之前 已经发生或完成的动作。即―过去的过去 __________‖。 结构为：_________ had +过去分词 … 时候 3）by the time 意思是 在 __________, = when, 后接过去时 过去完成 的句子时, 主语的谓语动词用____________ 。 时
have _________ ________ had had
woke ________ waken wake ________ put put put _________ _________
gave _________ given give ________
Do you remember any unexpected situation in your daily life?
When I came to GZ , he had _____________(be) been there for a long time.
3.到上个月中旬我们在北京住了有五年时间了。
By the middle of last month we ______________(live) in Beijing for five years. had lived
Unit 12 Life is full of the unexpected.
Section A 1a–2c
你能写出下列不规则动词的过去式和过去分词吗 ？
rang _______ rung ring ________
run __________ ________ ran run
got got/gotten get _______ ___________ went _________ gone go ________ left ______ left leave ______ overslept overslept oversleep ________ ________
1a Look at the pictures. What happe来自ed to the girl?
Tina’s Bad Day
Tell a story
She got up late. She overslept.
oversleep (overslept, overslept) v. 睡过头；睡得太久 复合词中的over常有“过于……”之意 Don’t oversleep, Dean! You are to be late. 迪恩，别睡过头了！你要迟到了。
练习：用所给词的适当形式填空 had left 1) When they got to the station, the train _________ (leave). had 2) By the time she got to class, the teacher _______ already _________ started (start) teaching. had forgotten (forget) to lock 3) she realized she _____________ the door. got 4）When he _________ (get) to the cinema, the had begun film_________________ (begin).
By Villa
看time line来比较过去完成时与一般过去 时的不同，也比较两种时态。
时间 过去的过去 （过去完成时） 过去 现在 （过去时）
过去完成时态 The Past Perfect Tense
定义：过去完成时是一个相对的时态，表
示的时间是过去的过去。只有和过去某时 或某动作相比较时才用到这个时态。这个 时态常常用于宾语从句中。
用法：
过去完成时和 already, just, ever, yet 等连用表示过去的过去。
例如：1. 他告诉我说他们队已经赢了。 He told me that his team _________ had already ___________ (win). won 2. 她说她仍没去过长城。 She said that she _______________(not hadn’t been to go to) the Great Wall yet.
1. 她到家之前她的孩子已经睡着了。 When she got home her children， ____________(sleep). had slept 2. 在他们到达之前电影已经开始了。 Before they arrived here， the film _________ already had ___________ started (start). 3. 到昨晚上，他已写完那封信。 had written (write) that letter. By yesterday evening he ___________ 4. 他说他以前见过你。 had seen He said that he ____________(see) you before. 5. 当我进来时，他已做完了作业。 had finished When I came in， he ________________(finish) his homework.
Maybe you are a black horse.
What do you think of the people in these pictures?
They look scared/ sad…
What happened to the boy?
He broke his arm. He is getting an electric shock.
用法：
3. 过去完成时和 already, just, ever, yet 等连用表示过去的过 去。
例如：1. 他告诉我说他们队已经赢了。 He told me that his team _________ had won already ___________ (win). 2. 她说她仍没去过长城。 hadn’t been to She said that she _______________(not go to) the Great Wall yet.
The Past Perfect Tense 过去完成时
常用于: （1）含介词by到…为止, before 等时间短语的句中. We had learnt 20 English songs by the end of last month. （2）连词when, by the time ，before 等引导的时间状语从句的主句中. The plane had taken off when I reached the airport. By the time I got up , my brother had left home.
Unit 12 Life is full of the unexpected.
I was late for work today. When I got up, I found my clock had rung. It was 7:30. When I went out, I found the bus had already left.
up till then (直到那时); up until last night(直到昨晚）等连用，表示过去的 过去。 1. 到昨晚上，他已写完那封信。 By yesterday evening he ___________ had written (write) that lette 2. 他说他以前见过你。 He said that he ____________(see) had seen you before. 3. 当我进来时，他已做完了作业。 When I came in he ________________(finish) had finished his homework.
（3）用于主过从过的从句中.
I realized he had already left here.
记住时间状语： by then(截止到那时); by 9 o’clock(直到九点钟) by the end of …(在…结束/末 之前); by the time…(在…时之前); by +过去时 间点