Sleep is important, and ______trouble having a good night’s rest can be very ann
题型：不详难度：来源：
Sleep is important, and ______trouble having a good night’s rest can be very annoying.| A．having | B．have | C．had | D．have had |
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答案
| A |
解析
试题分析：考查动名词做主语：句意：睡觉很重要，睡个好觉有困难是让人恼火的。And后面的句子中can be annoying是谓语，前面是主语，用动名词做主语，选A。 |
举一反三
In order not to be disturbed, I spent three hours _______ in my study. | A．locking | B．locked | C．to lock | D．to be locked |
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As a child, Johnson would sit on the steps alone, _______ the sun ______ down.| A．watching; go | B．watching; went | | C．watched; going | D．watched; went |
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Mr. Bob, ______ as a manager for many years, found it hard to be an ordinary clerk again.| A．having worked | B．worked | C．to have worked | D．working |
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Many children seldom communicate with adults, ________ it difficult for their parents to know what they are thinking about.| A．making | B．makes | C．to make | D．made |
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______ in a white uniform, he looks more like a cook than a doctor.| A．Dressed | B．To dress | C．Dressing | D．Having dressed |
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