湖北省北大附中武汉为明实验学校人教版七年级英语下册：Unit4Don’teatinclassperiod2课件剖析

1、学学 习习 重重 点点预预 习习 检检 测测思思 考考 探探 究究Period 2预习案预习案 (课本课本P21-P22)Period 2训练案训练案 (课本课本P21-P22)成成 效效 追追 踪踪能能 力力 阶阶 梯梯Unit 4 Dont eat in class.学学 习习 重重 点点单词: out, practice, dish, before短语: go out, do the dishes句型: 1. -Can we eat in the classroo? -No, we cant, but we can eat in the dining hall. 2. -Does he

2、have to wear a uniform at school? -Yes, he does./No, he doesnt. 3. -What do you have to do? -We have to be quiet in the library.预预 习习 检检 测测一、请根据中文意思写出下列单词。（这些都是黑体单词，要好好记住哦。）1. _ adv. 外出2. _ v. /n. 练习3. _ n. 碟；盘4. _ prep.& conj. 在之前carliferidestop预预 习习 检检 测测二、请认真阅读课本，找出以下短语。5. 外出 6. 清洗餐具 7. 晚餐前 8. 在上

3、学的日子里 9. 在上学期间的晚上 10. 做早餐 11. 打扫房间 12. 练习钢琴 go outdo the disheson school daysbefore dinneron school nightsmake breakfastclean the/ones roompractice (playing) the piano预预 习习 检检 测测三、熟读Grammar Focus，完成下列句子。13. 他必须在学校穿校服吗？(have to)_14. 不要在走廊奔跑。(dont)_15. 我们能在教室吃东西吗？(can) _Does he have to wear the school

4、 uniform at school? Dont run in the hallways.Can we eat in the classroom?思思 考考 探探 究究must和have to的区别：1. must表示主观上的必须，而have to侧重客观上的必要性。如：You must go to school now. 你必须现在就上学。I have to stay at home and look after my grandmother. 我必须呆在家照顾我奶奶。2. must的否定形式mustnt表示禁止，不许；have to的否定形式dont/doesnt have to表示不需要

5、，不必要。3.must和have to都是情态动词，都接动词原形，must无人称和数的变化，而have to有时态和人称的变化。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 neednt./No, you dont have to.-Does she have to go home now?-Yes, she does. /No, she doesnt.练习：1) Bob can not go to the cinema because h

6、e_ help Dad in the garden.A. can B. can notC. has to D. mustC2)- I do the dishes first? -No, you . You can do your homework first.A. Must; mustntB. Can; mustntC. Must; needntD. Must; musthelp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 ro

7、om.4) 我姐姐经常帮助我学英语。My sister often _ English.help my mother clean Chelps me withPeriod 2训练案训练案 (课本课本P21-P22)成效追踪成效追踪practice的意思及用法：practice作及物动词，意为“训练，练习”，后接名词、代词和 作宾语，如practice playing the guitar；它还可作不可数名词，意为“练习，实践”。练习：1. 我们经常练习画画。We often _.2. 她每天练习弹钢琴。She every day.3. 讲英语需要多加练习。Speaking English ne

8、eds a lot of _.4. 熟能生巧。 makes perfect.动名词动名词practice drawingpractices playing the pianopractisePractise一、单项选择( ) 1. Dont _ TV for a long time.A. watchB. watchesC. watchingD. to watch( ) 2. Gina often helps her mother _ the dishes.A. doB. does C. doingD.to does能能 力力 阶阶 梯梯AA( ) 3. _ you have to go to

9、school today? No, we dont.A. AreB. CanC. DoD. Does( ) 4. Students have to _ the classroom every day. A. cleanB. cleans C. cleaningD. to clean( ) 5. I usually practice _ violin in the morning. A. playing theB. play theC. to play theD. playing能能 力力 阶阶 梯梯CAA二、根据所给中文写出适当单词。6. Tom must come back _ (在以前)

10、10:00.7. You can listen to music _(在外面).8. There are many_(规则)in our school.9. Its _(重要的) for people to eat breakfast every day.10. You need to say _(抱歉的) to your friend.beforeoutsideimportant能能 力力 阶阶 梯梯rulessorry三、用所给词的适当形式填空。11. You must do the _(dish) before you go out.12. He often helps me _(clean) the classroom.13. What are the _(rule)?14. We have to _(be) quiet in the library.15. We cant _(eat) in the hallways.dishesclean/ to clean beruleseat四、完成句子。16. 她每天练习游泳两个小时。She _ for two hours every day.17. 放学后我必须要照顾我的妹妹。I _ look after my sister after school.18. 在