The mobile phone has influenced people’s life a lot since it ______.

A.invents B.invented
C.is invented D.was invented

D

解析試題分析:句意:手機(jī)自從被發(fā)明起就很大程度地影響著人們。Invent與the mobile phone是動賓關(guān)系,因此要用被動語態(tài)。發(fā)明手機(jī)發(fā)生在過去,故選D。
考點(diǎn):考查時態(tài)的辨析。

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