1. 圈出合适的词补全句子。
① (Don't/Not) run in the living room. It's not safe.
② (Don't/Please) use kind words. They make people happy.
③ (Not/Let's) put the signs on the wall.
④ Don't (be/is) late for class again.
()2. 老师让同学们上课不要吃东西，他/她会说：
A. Please eat in class. B. Don't eat in class. C. Don't eat at home.
3. 同学们，请保持教室干净。
Please keep the , boys and girls.

1. ① Don't ② Please ③ Let's ④ be
2. B
3. classroom clean

二 情态动词 can 的用法
（）1. Betty can back the desks and chairs.
A. puts B. to put C. put
2. 你想告诉别人你能把窗户擦干净，可以说：
I can the .
3. 你想告诉老师放学后你可以关灯，可以说：
I can the after school.

1. C
2. clean; windows
3. turn off; lights

三 Where 引导的特殊疑问句
() 1. — is your mum? — She's in her bedroom.
A. Where B. Where's C. Who
() 2. — Where do you have lunch? —
A. It's nice. B. At school. C. Be careful.
3. newspapers, are, my, where (?)(连词成句)

4. Where's the chair? (根据图片提示回答问题)

1. A
2. B
3. Where are my newspapers?
4. It's in the kitchen.