《Dont-eat-in-class》PPT课件7.pptxVIP

Unit 4 Don’t eat in class.;学 习 重 点;预 习 检 测;PPT模板：/moban/ PPT素材：/sucai/ PPT背景：/beijing/ PPT图表：/tubiao/ PPT下载：/xiazai/ PPT教程： /powerpoint/ 资料下载：/ziliao/ 范文下载：/fanwen/ 试卷下载：/shiti/ 教案下载：/jiaoan/ PPT论坛： PPT课件：/kejian/ 语文课件：/kejian/yuwen/ 数学课件：/kejian/shuxue/ 英语课件：/kejian/yingyu/ 美术课件：/kejian/meishu/ 科学课件：/kejian/kexue/ 物理课件：/kejian/wuli/ 化学课件：/kejian/huaxue/ 生物课件：/kejian/shengwu/ 地理课件：/kejian/dili/ 历史课件：/kejian/lishi/ ;预 习 检 测;思 考 探 究;4.用must和用have to构成的一般疑问句，肯定回答和否定回答方式不一样。试比较： ---Must I finish my homework first? ---Yes, you must./No, you needn’t./No, you don’t have to. ---Does she have to go home now? ---Yes, she does. /No, she doesn’t. 练习： 1) Bob can not go to the cinema because he____ help Dad in the garden. A. can B. can not C. has to D. must;2)--- I do the dishes first? ---No, you . You can do your homework first. A. Must; mustn’t B. Can; mustn’t C. Must; needn’t D. Must; must ★help的意思及用法： 1. help sb. (to) do sth.帮助某人做某事； 2. help (sb.) with sth.在某方面帮助某人。 3) 在周末，我帮助妈妈打扫房间。 On weekends, I the room. 4) 我姐姐经常帮助我学英语。 My sister often _____________ English.;Period 2训练案 (课本P21-P22) 成效追踪;一、单项选择 ( ) 1. Don’t ___ TV for a long time. A. watch B. watches C. Watching D. to watch ( ) 2. Gina often helps her mother ___ the dishes. A. Do B. does C. doing D.to does;( ) 3. —___ you have to go to school today? — No, we don’t. A. Are B. Can C. Do D. Does ( ) 4. Students have to __ the classroom every day. A. clean B. cleans C. cleaning D. to clean ( ) 5. I usually practice __ violin in the morning. A. playing the B. play the C. to play the D. playing;二、根据所给中文写出适当单词。 6. Tom must come back _______________ (在…以前) 10:00. 7. You can listen to music _______________(在外面). 8. Th