- 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____?
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