He devoted most of his time to researching into space, believing his hard work w
题型：不详难度：来源：
He devoted most of his time to researching into space, believing his hard work would ______ sooner or later.| A．pay back | B．pay for | C．pay off | D．pay up |
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答案
| C |
解析
| 考查短语辨析，pay back偿还，pay for为了什么付款，pay off还清，得到回报，pay up 付清，句意：他把他的大部分时间献身于研究太空，相信他的努力工作迟早会得到回报的。故选C。 |
举一反三
Their carelessness ______ the failure. That is to say, the failure_____ their carelessness.| A．resulted in; was resulted from | B．resulted from; resulted in | | C．resulted in; resulted from | D．was resulted from; resulted in |
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Soon they ____________ the water which ____________ the pipe.| A．ran out; ran out of | B．ran out of; ran out of | | C．ran out; ran out | D．ran out of; ran out |
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It is not a good idea to skip meals and __________ them with ice creams.| A．remove | B．replace | C．return | D．renew |
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- Have you heard that Tom was given a good beating by his father last night?
- He __________ it. He was making trouble everywhere all the time.| A．made | B．got | C．received | D．deserved |
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With the help of this new type of calculator, people will be able to __________ the numbers much faster with more accurate figures.| A．work out | B．watch over | C．take apart | D．set down |
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