题目内容
--Cathy, could you make _____list of the great inventions in _______1950s?
--Sure .
A./; / B.a; / C.the; the D.a; the
D

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题目内容
--Cathy, could you make _____list of the great inventions in _______1950s?
--Sure .
A./; / B.a; / C.the; the D.a; the
D