新建MicrosoftPowerPoint幻灯片 (3)

1、Can you with me? (Would you like to ?) Sure , Id love to.Sorry, I cant . I have to /I must / Im going toA:John, can you come to my party ? =would you like _?B: _. I have to _.C: Can John come to the party? D: No,_. He has to study for a test. Sorry， I cantto come to my partyhe cant.study for a testA

2、:Can you go fishing with me tomorrow, Tom?C: Can Tom_?B: Sorry, I cant . I have to _D: No, _. He _.go fishing tomorrowhe canthas to go to the doctor /He is going to the doctor./I am going to the doctor. go to the doctor.1 Fill in the blanks in the conversation.A: Hi, Peter. you come to my party_ the

3、 weekend?B: Sure, love to.A: How about , Jenny?C: Im afraid I . I to look after my little cousin.A: you come, Jeff?D: I be able to, but Im not sure. let you know tomorrow.Can onId youcanthave Can may Ill .完成对话完成对话A: Hello, Tim, can you _ to my party?B: _ is it?A: Next week. _ Wednesday night.B: Sure

4、, _ to. But I have to _ for the science test.A: Its a _. Maybe _ time.B: Thanks for _ eWhen On Id lovenextaskingpitystudy have to 和musthave to强调因客观原因而“不得不”。它有时态、人称和数的变化。其第三人称单数为 has to，过去式为 had to。由 have to构成的句子，进行句型转换时要借助 do，does 和did。e.g. Its raining.I have to stay at home. 天在下雨。我不得不待在家里。must 强调主观

5、上“必须”，没有人称和数的变化。其句型变换无需借助助动词。e.g. You must do your homework first. 你必须先做作业。【例【例2】Must we clean the classroom?No，you_.Amustnt BneedCdont have to Darent 解析解析: must 的一般疑问句的否定回答应用的一般疑问句的否定回答应用dont have to 或或neednt，肯定回答用，肯定回答用 must。 答案答案 C句意句意 “我们必须打扫教室吗？我们必须打扫教室吗？”“”“不，不不，不必。必。”【例1】选词填空，注意适当形式 1You dont

6、 _come here today.2We _ late again next time.3We _ strict with ourselves. 点拨：点拨：1.本句借助助动词本句借助助动词do，应该用，应该用have to，must不需借助助动词。不需借助助动词。2.mustnt表示表示个人主观的意愿。个人主观的意愿。3.must表示个人主观意表示个人主观意愿。愿。答案：答案：1.have to2.mustnt be3.must bemust have to5Oh，but Sam isnt leaving until next Wednesday. 哦，但是萨姆直到下周三才要离开。unti

7、l conj.& prep. 到时；直到为止(1) until 用于肯定句中，意为“一直到为止”，主句谓语动词用延续性动词。e.g. I stayed until he came back. 我一直待到他回来为止。(2) until 用于否定句中，构成not.until，意为“直到才”，主句谓语动词用短暂性动词，此时until可用before代替。e.g. I wont go there until/before he calls me.直到他给我打电话，我才去那儿。【例题】例题】 Tony didnt feel better _ he took some medicine.I gue

8、ss he can go to school this afternoon.Auntil BwhenCafter Dbecause点拨：点拨：not.until 意为意为“直到直到才才”，句意，句意为为“托尼直到吃了一些药才感觉好多了。我托尼直到吃了一些药才感觉好多了。我猜他今天下午就能去上学猜他今天下午就能去上学”。B、C、D三三项放在句中不合句意。项放在句中不合句意。答案：答案：A6Can you hang out with us on Monday night？ 你可以在周一晚上和我们去闲逛吗？hang v. 悬挂；垂下，其过去式为：hung。e.g. She hung her wash

9、ing out in the garden. 她把洗的衣服晾在花园里。hang out 常去某处；泡在某处e.g. They are always hanging out in the street.他们总是在街上闲逛。 hang v. 吊死；绞死，其过去式为：hanged。e.g. In the old days，many people were hanged. 在过去，许多人被绞死。【例题】【例题】 He _the basket on the wall after entering the room yesterday.Ahang BhangsChung Dhanged解析解析: 由由ye

10、sterday知应用过去时，可排除知应用过去时，可排除A、B两项；两项；hang 当当“悬挂悬挂”讲时，过去式为讲时，过去式为hung，故排除，故排除D项。答案项。答案 C句意句意 昨天他进屋后把篮子挂在了墙上。昨天他进屋后把篮子挂在了墙上。7. Catch you on Monday!周一见你们！catch v. 及时赶上；接住；抓住，过去式为： caught。e.g. We caught the last bus. 我们赶上了最后一班公共汽车。e.g. He caught my hand and held it.他抓住我的手握着。catch up with 追上；赶上e.g. Go on

11、in front.I can soon catch up with you. 你先走，我会很快赶上你的。【例题】例题】 Now hes working hard _up with his classmates.Acatch BcatchesCcaught Dto catch点拨：考查catch的不同形式。根据“现在他正努力学习”可知目的是为了“赶上他的同班同学”，动词不定式表目的，故选D项。答案：D1. Im not available. = Im not free. 我没空。我没空。2. Catch you on Monday! 周一见周一见3.Im afraid I cant.= Im a

12、fraid not. 恐怕不能。恐怕不能。13. Sam isnt leaving until next Wednesday. Sam 要直到下周四才离开。要直到下周四才离开。14. Who are you going to the movies with? 你要和谁一起去看电影？你要和谁一起去看电影？15. Are you free to come to my place on Saturday? 周六你有空来我那儿吗？周六你有空来我那儿吗？补全对话补全对话A: Hey, Dave, _ you go to the movies on Saturday?B: Im _ I cant. I have too _ homework this weekend.A: Thats too _. Maybe _ time.B: Sure, Joe. Thanks _ asking.CansorrymuchbadanotherforAccording to