______ your hand over your mouth when you cough. A．PutB．PuttingC．To putD．To be p
题型：不详难度：来源：
______ your hand over your mouth when you cough. | A．Put | B．Putting | | C．To put | D．To be putting |
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答案
| A |
解析
| “咳嗽时用手捂住嘴。”因为已经有连词when，所以用祈使句。答案A。 |
举一反三
______ until the lights have turned to green. | A．Wait | B．To wait | | C．Waiting | D．Having waited |
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______ the pieces of cloth with a loose stitch before finally sewing them together. | A．Join | B．To join | C．Joining | D．Joined |
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Why stand there watching — _____ and help us!| A．come | B．coming | | C．to come | D．to be coming |
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Don’t waste your money on silly things — ______ it. | A．save | B．to save | | C．saving | D．having saved |
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— Oh, Rose. ___ you gave us! — Really?| A．How a pleasant surprise | B．How pleasant a surprise | | C．What pleasant surprise | D．How pleasant surprise |
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