题目内容
I don’t know who invented ________ telescope, but I think it is ________ most useful invention.
[ ]
A.the, the
B.the, a
C.a, the
D.a, a
答案:B
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题目内容
I don’t know who invented ________ telescope, but I think it is ________ most useful invention.
A.the, the
B.the, a
C.a, the
D.a, a