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— When ______ the telephone ______, do you know?
— Yes. In 1876.

A. was; invented
B. is; invented
C. did; invent
D. had; invented
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科目:初中英语 来源:0115 期中题 题型:单选题

— When ______ the telephone ______, do you know?
— Yes. In 1876.
[     ]
A. was; invented
B. is; invented
C. did; invent
D. had; invented

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