The police ____ still not sure ______ the young man killed himself or was killed.
| A．is, if | B．is, whether |
| C．are , whether | D．are, that |
________ it snowed heavily yesterday, nobody in our class missed the lesson.
| A．Though | B．Because | C．Unless | D．Since |
The policeman is still not sure ______ the young man killed himself or was killed.
| A．if | B．that | C．whether | D．weather |
the great teacher Zhang Lili was in hospital, many people hoped she would get better soon.
| A．If | B．Until | C．Before | D．After |
He________go to bed_______he finished his homework.
| A．doesn’t; until | B．doesn’t; and |
| C．didn’t; until | D．didn’t; for |
___________he is poor,________he is happy.
| A．Although;/ | B．Although; but |
| C．But; although | D．/; / |
—Amanda, you look tired today. What’s wrong?
—I worked______ late ______ I didn’t go to bed until midnight yesterday.
| A．too; to | B．so; that |
| C．not only; but also | D．such; that |
The boy is so fat ________too much food and little exercise.
| A．as | B．that |
| C．because | D．because of |
I’d like to go to Dalian ________ I like relaxing vacations.
| A．so | B．but | C．and | D．because |