The children were worried about their mother. They didn’t go to bed ___ their mother came back..
| A．when | B．while | C．until | D．after |
My sister ______ to the party yesterday. She had a good time with her friends.
| A．invites | B．invited |
| C．was invited | D．is invited |
— May I put my car here?
— No, you _______. Put it over there, please.
| A．mustn’t | B．needn’t |
| C．shouldn’t | D．wouldn’t |
Is there _______ useful on science? I’m looking for information about this topic.
| A．everything | B．something |
| C．anything | D．nothing |
—Where were you when I called you yesterday afternoon?
—I ________ in the cinema.
| A．was seeing a movie | B．see a movie |
| C．have seen a movie | D．will see a movie |
— Where is Jim?
— He to the hospital. He will be back in an hour.
| A．go | B．goes | C．has gone | D．has been |