来源：学生作业帮 编辑：大师作文网作业帮 分类：综合作业 时间：2024/11/12 04:17:56
英语 (29 10:36:26)
It ______ Mike and Mary who helped the old man several days ago.
A．was
B．are
C．were
D．had been
_______ four years since I left my home town.
A．It was
B．There was
C．There is
D．It is
C mary and mike是两个人所以用过去时复数形式.
A it表时间的时候是单数.
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