题目内容
( )1.-Do you know who invented the telephone?
-No.I only know it ______ in 1876.
A.invented
B.was invented
C.invents
B
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题目内容
( )1.-Do you know who invented the telephone?
-No.I only know it ______ in 1876.
A.invented
B.was invented
C.invents
B