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> (2017·*高考)Inthe1950sintheUSA,mostfamilieshadjustonepho...

(2017·*高考)Inthe1950sintheUSA,mostfamilieshadjustonepho...

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(2017·*高考)Inthe1950sintheUSA,mostfamilieshadjustonepho...

(2017·*高考)In the 1950s in the USA, most families had just one phone at home, and wireless phones ________ (invent) yet.

【回答】

hadn't been invented 句意:在20世纪50年代的美国,大多数家庭家中只有一部电话,而且无线电话还没有被发明出来。设空处是句子的谓语动词,与主语之间是动宾关系,且动作发生在前一句的谓语动词had之前,表“过去的过去”,故要用过去完成时的被动语态。

知识点:过去完成时及其被动式

题型:短文改错

标签: 高考
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