His sister left home in 1998, and since.
| A．had not been heard of | B．has not been heard of |
| C．had not heard of | D．has not heard of |
It was believed that things would get worse, but ____ it is they are getting better.
| A．before | B．after | C．because | D．as |
The students spent as much time getting trained as they ____ studying.
| A．disliked | B．were | C．had | D．did |
——Did your sister pass the exam?
——She failed and is in low spirits.
——I’m sorry for her.
——____.
| A．Thank you | B．You’re welcome | C．I would think so | D．Never mind |
That she hadn’t kept her ____ on her work resulted in the failure.
| A．head | B．heart | C．brain | D．mind |
Jack felt unhappy as they all went outing ____ him.
| A．except | B．but | C．without | D．besides |