We should put away all medicines out of reach of children and make sure they ar
题型：不详难度：来源：
We should put away all medicines out of reach of children and make sure they are not left ________. | A．lie round | B．laying around | | C．lain round | D．lying around |
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答案
| D |
解析
| 由句意判断用表示“位于”的不及物动词lie，用现在分词作主补。 |
举一反三
There are many old trees in our school, each ________ about 100 years ago. | A．dates back to | B．dating from | | C．dated back | D．which dated to |
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The professor ________ you at the party was my tutor (导师). | A．making himself knowing | B．making him known for | | C．making himself known to | D．makes he known to |
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around Tian’anmen Square, the tourists were taken to visit the Palace Museum. | A．Showing | B．Having shown | | C．Being shown | D．Having been shown |
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___herself wondering whether she had made a mistake, she felt embarrassed and at a loss.| A．Catching | B．Caught | C．Being caught | D．Having been caught |
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____several times，but unfortunately，the boy still couldn’t smooth away the problem on his own.| A．Having been explained | B．The problem having been explained | | C．The problem had been explained | D．Although the problem had been explained |
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