B
happen 是不及物动词,不能用被动语态,排除 A,C
last week 是过去的时间,所以动词用过去式.
固定短语：happen to sb 某人发生某事
Do you know what___him last week?A.was happened to B.happened to C.was happened on
Do you know what___him last week?A.was happened to B.happened to C.was happened on
选项是次要的,关键是原因答的详细点,好的追$
选项是次要的,关键是原因答的详细点,好的追$
英语人气：344 ℃时间：2019-08-18 11:50:26
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