—I didn’t see you when I went to your office yesterday afternoon. Where were you?—I ____ a meeting in the meeting room.

—Did you see a girl in white pass by just now?    —No, sir. I________a newspaper.

There  _______ an English party this weekend.

——Why is the classroom so dirty?——Sorry, Sir. It _____ yesterday. We forgot to do it.

---Do you know when Dr Smith_____for dinner this evening?----No,but I think he _____when he is free.