Dr. Yang worked ______ three days ago.

Mr. Green is used to_________ two apples after lunch every day.

The old man lives in a village_______, but he never feels________.

I ’ve nev er been out of China___________. What about you?

—I came to your office yesterday morning, but nobody was in.

—Oh, we__________ a meeting in the meeting room.

—Do you mind__________ here?

—________.

I_______ that there_______ an evening party on Saturday evening.

We all found_____ to play the game.

I don’t understand ____ believe him.

How long have you____?