You'dbetter________thatthereisatr

发布时间:2020-07-26 10:20:40

You'd better ________ that there is a train at 8:30 a. m..A.be sureB.make sure ofC.make sureD.find

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C解析题意:你最好弄清楚在8∶30有一趟列车。make sure that...弄清楚……;确保/确定……,符合题意。
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