最新名词性从句专项复习（word）一、名词性从句1．We believe ________ you have been devoted to ________ naturally of great necessity. A. that; being B. all that; be C. that all; are D. what; is【答案】 D 【解析】【分析】句意：我们信任你所投入的当然是非常必要的。分析句子可知， believe后接宾语从句，宾语从句中 you have been devoted to 缺少宾语，表示事物故用 what；what you have been devoted to 为主语，从句作主语，谓语动词用单数，故选 D。 【点评】考查名词性从句和主谓一致，本题涉及 what 引导的主语从句和一般现在时。2 ． is even more important is the earth cooled down, water began to appear on its surface.A. When; that; when B. What; whether; as C. What; that; as D. lt; whether; as【答案】 C 【解析】【分析】这题考查从句的用法，第一空填 what 引导主语从句，在主语从句中what 做主语，第二空填 that 引导表语从句，在表语从句中，as 是引导时间状语从句，句意是：甚至更重要的是：随着地球的冷却，水开始出现在表面。选 C。3．It________that the road will be closed tomorrow for repairs. A. was announced B. has been announcedC. had been announced D. would be announced【答案】 B 【解析】【分析】本题考查动词的时态和语态。题干句子中 that 到句子结束是宾语从句，且从句动词用“will＋动词原形”表示将来，由此推断出空白处谓语动词应用现在的某种时态，在所给四个选项中，只有 B 项正确。 【点评】考查现在完成时的被动语态，其结构是 have/has +been +done。需要注意宾语从句的时态。主句用现在时，从句所需的任何时态。4．Has it been announced ______? A. when are the planes to take off B. that are the planes to take offC. where are the planes to take off D. when the planes are to take off【答案】 D 【解析】【分析】句意: 飞机什么时候起飞已经宣布了吗？此处是 when 引导的主语从句，且要用陈述句语序，故选 D。【点评】考查名词性从句，it 作形式主语，关系副词 when 引导的从句作真正的主语。5．_______ you don't like him is none of my business.A. What B. Who C....
