问题
选择题
Jack, you’d better make sure _____ the exact time of the train before setting out．
A．with
B．of
C．that
D．for
答案
B
考查介词。make sure of确保，保证，后接名词，that后接从句。句意：杰克，你最好确信在出发之前的火车确切时间。
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Jack, you’d better make sure _____ the exact time of the train before setting out．
A．with
B．of
C．that
D．for
B
考查介词。make sure of确保，保证，后接名词，that后接从句。句意：杰克，你最好确信在出发之前的火车确切时间。