《Don't eat in class》PPT课件7
学 习 重 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 can’t, but we can eat in the dining hall.
2. ---Does he have to wear a uniform at school?
---Yes, he does./No, he doesn’t.
3. ---What do you have to do?
–-We have to be quiet in the library.
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预 习 检 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
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______
... ... ...
思 考 探 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mustn’t表示禁止，不许；have to的否定形式don’t/doesn’t have to表示不需要，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。
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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 needs a lot of ______.
4. 熟能生巧。_______makes perfect.
... ... ...
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. There are many________(规则)in our school.
9. It’s ________(重要的) for people to eat breakfast every day.
10. You need to say ______(抱歉的) to your friend.
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 can’t ______(eat) in the hallways.
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