We are going to make our city _______.

A. clean

B. cleaned

C. cleans

D. cleaning

Would you mind ________ the window?

A. open

B. opening

C. to open

D. opened

When I went in, I found him ________ cards with some friends.

A. to play

B. played

C. play

D. playing

The teacher's words ________ my face ________ red.

A. made; turn

B. make; to turn

C. made; turned

D. made; turns

?Did you go there by train?

?________.

A. Yes, I am

B. No, I didn't

C. Not, I didn't

D. Yes, I do

We had great fun ________ in the park.

A. play

B. p1ayed

C. playing

D. to play

On her way home, she found a little boy ________ in the river.

A. swim

B. swimming

C. swiming

D. swam

They had much fun ________ in the party.

A. sang

B. singing

C. stag

D. to sing

What does Mr Wang think ________ the Palace Museum?

A. on

B. for

C. about

D. from

My friends went to a summer camp ________ vacation.

A. at

B. on

C. in

D. for