题目内容
You can come here to ask me ________ if you have any questions.
| A.at one time | B.at a time | C.at any time | D.all the time |
C
解析考查短语辨析,at one time 一度,曾经,at a time 一次,每次,at any time 在任何时候,all the time 一直,句意:如果你有问题的话任何时候你可以过来问我。故选C。
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