_______ your diet, it is easy to reduce.A．WatchingB．To be watchingC．If you watch
题型：不详难度：来源：
_______ your diet, it is easy to reduce.| A．Watching | B．To be watching | | C．If you watch | D．To have watched |
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答案
| C |
解析
watch 关注。“如果你关注你的饮食，你很容易减肥”
从句主语为it ，其他选项都不合适 |
举一反三
_______ a pair of compasses, it is easy to describe a circle.| A．Having | B．To have had | | C．If you have | D．if having |
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______ for something, a receipt is given to you.| A．Paying | B．Having paid | | C．When you have paid | D．To be paying |
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_______ the sun rising slowly in the east, the scene is a perfect dream.| A．Seeing | B．To be seeing | | C．When you see | D．Having seen |
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. She asked me ________ the film the day before.| A．if I have seen | B．whether I have seen | | C．whether I had seen | D．if had I seen |
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.I think that this meal was well worth ________ was charged for it.| A．that | B．what | C．which | D．how many |
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