题目内容
It ________ six years since we last ________ each other.
[ ]
A.
was; saw
B.
has been; has left
C.
has been; saw
D.
is; has seen
答案:C
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题目内容
It ________ six years since we last ________ each other.
was; saw
has been; has left
has been; saw
is; has seen