—The window is dirty

—I know. It ________ for weeks.

A. hasn’t cleaned

B. didn’t clean

C. wasn’t cleaned

D. hasn’t been cleaned

We needed a new cupboard for the kitchen. So Peter made ________ from some wood.

A. it

B. one

C. himself

D. another

—I’d like to take a week’s holiday.

—________, we’re too busy

A. Don’t worry

B. Don’ t mention it

C. Forget it

D. Pardon me

I often see lights in that empty house. Do you think I ________ report it to the police?

A. should

B. may

C. will

D. can

According to the art dealer，the painting ________ to go for at least a million dollars.

A. is expected

B. expects

C. expected

D. is expecting

I ________ you not to move my dictionary. Now I can’t find it.

A. asked

B. ask

C. was asking

D. had asked

—Has Sam finished his homework today?

—I have no idea. He ________ it this morning.

A. did

B. has done

C. was doing

D. had done

There were dirty marks on her trousers ________ she had wiped her hands.

A. where

B. which

C. when

D. that

When first ________ to the market，these products enjoyed great success.

A. introducing

B. introduced

C. introduce

D. being introduced

—Can I look at the menu for a few more minutes before I decide?

—Of course. ________, sir.

A. Make yourself at home

B. Enjoy yourself

C. It doesn’t matter

D. Take your time