题目内容
一when _______the telephone________,do you know?
一Yes.In 1876.
A.was,invented B.are;invented C.did;invent D.had,invented
A
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题目内容
一when _______the telephone________,do you know?
一Yes.In 1876.
A.was,invented B.are;invented C.did;invent D.had,invented
A