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1、Unit 13Were trying to save the earth!,Section A （Grammar Focus4c）,语法聚焦,现在进行时、used to 表示的过去时、被动 语态、 现在完成时和情态动词,一、现在进行时,如： Wheres Alfred? 阿尔弗雷德在哪？ He is playing tennis on the playground. 他正在操场上打网球。 二、used to表示的过去时,如：They didnt use to/ usednt to cut down bamboos on this hill. 他们过去不常在这座山上砍竹子。 There used
2、 to be plenty of fish at the bottom of the river. 这条河河底以前有很多鱼。,三、被动语态,如： It is not allowed to drive after drinking wine. 酒后不允许驾驶。 I wasnt invited to take part in the English speech contest last week. 我上周没有被邀请参加英语演讲比赛。 A basketball match will be held tomorrow afternoon. 明天下午将会举行一场篮球赛。,Teenagers shoul
3、d be taught to follow the traffic rules.青少年应该接受遵守交通规则的教育。,四、现在完成时,如：Our actions have made a big difference so far. 至今为止，我们的行动已经产生了很大影响。 She has used wooden chopsticks for two months/since two months ago. 她用木筷子已经两个月了。,Why wont you go to the movie with me, Dave? 戴夫，你为什么不跟我去看电影？ Because I have seen it
4、twice. 因为我已经看过两次了。 五、情态动词,如：Should he use plastic forks when he eats fast food? 他吃快餐时应该使用塑料叉子吗？ May I throw the rubbish in the pond? 我可以把垃圾扔到池塘里吗？ No, you mustnt. 不，千万不要。,课堂练习,一、用所给单词的适当形式填空 1. Trees are _ （plant） here every year. Look, some children are （plant） trees over there. 2. Bruces father ha
5、s _ （stay） in the library since he （get） up this morning. 3. Grace your friend? Well, she used to _ , but we no longer talk to each other after a big fight. （be） 4. Her uncle has been _ for almost three weeks. He _ in a car accident. （die） 5. The house must be _（tidy） thoroughly before supper.,plant
6、ed,stayed,be,dead,tidied,planting,got,Is,died,（ ）1. He promised to pick me up at the school gate. However, he yet. A. didnt arrive B. doesnt arrive C. isnt arriving D. hasnt arrived （ ）2. Ba Jin, one of the greatest writers in China, as “Peoples Writer”. A. is regarded B. has regarded C. is regardin
7、g D. regards （ ）3. Where is Tom? Look, he in his room. A. is reading B. reads C. read D. was reading （ ）4. May I go out now, Dad? No. You let your mother know first. A. can B. may C. need D. must,二、单项填空,D,A,A,D,（ ）5. Sallys son coke, but now he milk. A. used to drink; is used to drinking B. used to
8、drinking; drinks C. is used to drinking; used to drink D. is used to drink; is drinking （ ）6. There a number of deer on the farm. The number of them three hundred. A. is; are B. are; reaches C. is; reach D. are; are （ ）7. Were sure that the environment in our city greatly through our work in the nea
9、r future. improved B. was improved C. has improved D. will be improved,A,B,D,（ ）8. I got up early this morning, I still missed the plane. A. When B. Although C. Because D. If （ ）9. We all had to the training run, with nobody excepted. A. take part in B. join C. attend D. join in （ ）10. I cant afford
10、 my young son an expensive birthday present. A. to buy B. buying C. for buying D. buy,B,A,A,三、根据所提供的情景完成对话 A: Hi, Wang Ning! I didnt see you yesterday. 1. . B: Oh, I went to the cinema and saw a film. A: 2. . B: Its about animals. A: 3. . B: It was wonderful. But it also made me very sad. A: Did you
11、 learn a lot from the film?,Where did you go?,Whats it about?,What do you think of it?/How do you like it?,B: 4. I learned a lot about the endangered animals. We cant see most of them on earth today. A: Sorry to hear that. B: I think we should do something to save them. Lets join the Love Animal Club first. A: 5. I think the club must be helpful and interesting. B: Then we should do it as soon as possible. A: OK.,Yes, I did./Yes./Yes, of course.,Good idea./I agree./All right./OK.,
