问题补充:
He came back late, which time all the guesses had already left.
A. by
B. at
C. during
D. after
答案:
(答案→)A. by
B. at
C. during
D. after
解析:介词辨析.在表示时间时,by在……之前;at表示在具体时刻;during表示在……期间;after表示在……之后。句意:他回来晚了,在那之前客人们已经离开了。选A。
时间:2023-11-15 11:10:57
He came back late, which time all the guesses had already left.
A. by
B. at
C. during
D. after
(答案→)A. by
B. at
C. during
D. after
解析:介词辨析.在表示时间时,by在……之前;at表示在具体时刻;during表示在……期间;after表示在……之后。句意:他回来晚了,在那之前客人们已经离开了。选A。