Many people can’t learn any lessons from the mistakes they’ve made __________ they get hurt somehow.
| A．whether | B．unless | C．if | D．as |
_______every member has arrived, let’s set about _____ the plan for the next five years.
| A．Since; to work out | B．Because; work out |
| C．Now that; working out | D．For; work out |
I will carry out the plan _____ there is much difficulty ahead.
| A．as if | B．even if |
| C．if | D．unless |
---Could you please give the dictionary to Wang Feng?
---Yes, of course! I’ll give it to him ________ he comes back.
| A．since | B．before |
| C．as soon as | D．until |
---Could you please give the dictionary to Wang Feng?
---Yes, of course! I’ll give it to him ________ he comes back.
| A．since | B．before |
| C．as soon as | D．until |
I'm sorry you've been waiting so long，but it'll still be some time ________ Brian
gets back.
| A．before | B．since | C．till | D．after |
—The train is due to leave at 7：50.
—________ we fail to arrive there in time?
—I'm afraid you'd better go in a hurry.
| A．What if | B．As if |
| C．Even if | D．Only if |
She had no sooner finished her task ________ it began to rain.
| A．when | B．than | C．that | D．as soon as |
It is none of your business ________ other people think about you.Believe
yourself.
| A．how | B．what |
| C．which | D．when |
—Where's that report?
—I brought it to you ________you were in Mr.Black's office yesterday.
| A．if | B．when |
| C．because | D．before |
—Do you know about the accident which happened in the center of the city?
—Yes. But it was some time we realized the truth.
| A．before | B．when |
| C．since | D．Until |
Every year, billions of dollars are spent on space travel. Is that right_______ millions of people are hungry here on Earth?
| A．where | B．when |
| C．that | D．what |
That was really a splendid evening. It's years________I enjoyed myself so much.
| A．when | B．that | C．before | D．since |
Many companies give away small quantities of their produce as samples ______ people can try them before buying them.
| A．if | B．because | C．so that | D．since |
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