Jack and Jane _ each other since they were children,so nobody was surpised to hear they were married.A.had know B.have know C.were known D.knew
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Jack and Jane _ each other since they were children,so nobody was surpised to hear they were married.A.had know B.have know C.were known D.knew
Jack and Jane _ each other since they were children,
so nobody was surpised to hear they were married.
A.had know B.have know C.were known D.knew
Jack and Jane _ each other since they were children,so nobody was surpised to hear they were married.A.had know B.have know C.were known D.knew
1.A过去完成时
A
A
since结构 往往是完成时的标志。
而从so nobody was surpised to hear they were married这个截点来看,此句话是强调过去的过去。所以用过去完成时。选A
不懂追问~
B since,现在完成时的标志