You ________ litter.  (    )

A．mustn’t

B．should

C．isn’t

D．must

Read and choose（在括号内写上相应单词的编号）：

1. There ___________ ten green frogs.
2. Hello, I __________ swim in summer.
3. Do you __________ dolls?
4. My father __________ tall and fat.
5. Good morning. I ___________ Danny.

Can you_________ ?

A．skates

B．skate

C．skating

选词填空。
A. carefully    B. answer C. housework    D. should E. take care of
【小题1】A good student _______ go to school on time.
【小题2】I should help my mum to do some ______ .
【小题3】We should listen _______ .
【小题4】My classmates _______ the teacher’ s question actively.
【小题5】I should _______ the younger pupils.

选词填空
Do  on  in  Can  What
1. __________ I help you, madam?
2. __________ about this shirt?
3. She looks beautiful __________ this dress.
4. Can I try it __________?
5. __________ you like it?