Sometimes I work ________ the day and sometimes _________ night. A．on, atB．at, o
题型：不详难度：来源：
Sometimes I work ________ the day and sometimes _________ night. | A．on, at | B．at, on | C．at, in | D．in, at |
|
答案
| D |
解析
| 在白天用介词during或in，而在夜晚用介词at，故选答案为D |
举一反三
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I saw a strange cloud ___________ questions __________ it in the game.| A．have, in | B．with , on | C．with, in | D．has, on |
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