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

問題詳情:

(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世紀50年代的美國,大多數家庭家中只有一部電話,而且無線電話還沒有被髮明出來。設空處是句子的謂語動詞,與主語之間是動賓關係,且動作發生在前一句的謂語動詞had之前,表“過去的過去”,故要用過去完成時的被動語態。

知識點:過去完成時及其被動式

題型:短文改錯

標籤: 高考
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