______ you are at home alone, please don’t leave the door open. A．WhileB．AsC．Bef
题型：不详难度：来源：
______ you are at home alone, please don’t leave the door open. |
答案
| A |
解析
| 考查连词。While 当什么时候，As 因为，Before 在什么之前，How 如何，怎样，句意：当你单独一个人在加的时候，请不要让门开着。所以选A。 |
举一反三
_______ you are alone with her, tell her that you like her. |
She found her calculator _______ she lost it. | A．where | B．while | | C．in which | D．that |
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They kept trying _____ they must have known it was hopeless.| A．if | B．because | | C．when | D．where |
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Why do you want a new job ______ you’ve got such a good one already?| A．that | B．where | | C．which | D．when |
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She was walking down the road _______ she heard someone shouting for help.| A．when | B．suddenly | | C．until | D．before |
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