摘要： I was out of town at the time, so I don’t know exactly how it . A. was happening B. happened C. happens D. has happened [答案]B [解析]本题考查具体语境中的时态.后一句隐藏的时间状语是at the time.
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I was out of town at the time, so I don’t know exactly how it _______.
A. was happening B. happened C. happens D. has happened
查看习题详情和答案>>I was out of town at the time, so I don’t know exactly how it _______.
A. was happening B. happened C. happens D. has happened
查看习题详情和答案>>I was out of town at the time, so I don’t know exactly how it _______.
A. was happening B. happened C. happens D. has happened
查看习题详情和答案>>I was out of town at the time, so I don’t know exactly how it _______.
A. was happening B. happened C. happens D. has happened
I was out of town at the time, so I don’t know exactly how it _______.
| A．was happening | B．happened | C．happens | D．has happened |