The delegation has already arrived but I didn't know it ____

The delegation has already arrived but I didn't know it ____until this morning.
A.will come B.had been coming C.was coming D.comes

yiwen49 1年前已收到1个回答举报

316wf 幼苗

共回答了15个问题采纳率：86.7% 举报

用排除法啊!
前面是didn't ,是一般过去时,所以后面一定是过去式,
首先排除A 和D~
而B,则是表示过去的过去,也不符合~
这类题是考时态的题目,只有时态对应就OK了~

1年前

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