_____ you have any disagreement, we will carry out the plan next week.
| A．Unless | B．Though | C．However | D．When |
I hate to admit it, _____ I think I was wrong.
| A．and | B．but | C．or | D．so |
My neighbour’s dog is fierce and dangerous, so I think he ought to keep it in the yard _____ it attacks any more children.
| A．until | B．since | C．when | D．before |
Unable to find jobs, many young people take to illegal behavior, such as stealing, and were usually the main suspects _____ anything went missing.
| A．since | B．unless | C．when | D．though |
Let’s put off the picnic until next week, the weather may be better.
| A．then |
| B．if |
| C．as |
| D．when |
—People often don't appreciate what they have, do they?
—No, _________ they lose it．
| A．if | B．after | C．until | D．when |
_______ the forest park is far away, a lot of tourists visit it every year．
| A．As | B．When | C．Even though | D．In case |
It's much easier to make friends _____you have similar interests.
| A．unless | B．when |
| C．even though | D．so that |
The birds ran away______ all directions_______ they caught sight of a man coming near.
| A．to; the moment | B．from; on the instant |
| C．in; the instant | D．toward; at the moment |
Much to my surprise, she ________tears ________she read the letter.
| A．burst out; instant | B．burst into; the instant |
| C．burst out; instantly | D．burst into; instant |
What the doctors really doubt is ____my mother will recover from the serious disease soon .
| A．when | B．if | C．whether | D．what |
--I like Tom very much _____he sometimes gives me some trouble.
-- Oh, it’s unbelievable.
| A．even if | B．as if | C．even now | D．as though |
He was told that it would be at least 3 more months he could recover and return to work.
| A．until | B．as soon as | C．since | D．before |
The roof fell ____ he had time to rush out.
| A．until | B．before | C．when | D．Since |
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