_____ computers are convenient to us in daily life, it may also cause other prob
题型：不详难度：来源：
_____ computers are convenient to us in daily life, it may also cause other problems.| A．Whether | B．Because | C．As | D．While |
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答案
| D |
解析
| 考察连词用法,四个选项分别表示是否不论、因为、由于和虽然然而，根据题意选D，虽然电脑在日常事务中对我们来说很方便，但是它也会引起其他问题。 |
举一反三
Betty shows great interest in this poem now, but she thought it boring she read it.| A．at the first time | B．the first time | | C．for the first time | D．at first |
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| I had been puzzled over the problem for over an hour without any result, all at once a solution flashed across my mind. |
Stand up _______ you fell down, and I’m sure you’ll succeed in time.| A．until | B．where | C．before | D．which |
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The newly-married couple quarreled so much that they reached the point _______ they had to separate from each other.| A．when | B．where | C．which | D．that |
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| Can you think of some cases people are likely to tell lies? |
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