语法与词汇
12.
Since you need to catch an early train tomorrow morning, we ______ now.
A、
might as well leave
B、
ought to have left
C、
should have left
D、
could have left
【正确答案】
A
【答案解析】
might as well较口语化，表示建议做某事。ought to have/should have应该做某事。could have本可以做某事，而实际上未做。
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