问题
选择题
--- It’s already 9:00 o’clock, but he hasn’t turned up yet.
--- He ______ in the traffic jam.
A．could have caught
B．should have caught
C．must catch
D．would have caught
答案
答案：A
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--- It’s already 9:00 o’clock, but he hasn’t turned up yet.
--- He ______ in the traffic jam.
A．could have caught
B．should have caught
C．must catch
D．would have caught
答案：A