2025-2025 年 名词性从句 章末测试 1一、名词性从句1．________ is the centre of our planetary system was a difficult concept to grasp in the Middle Ages. A. It's the sun and not the earthB. The sun and not the earthC. Being the sun and not the earthD. That the sun and not the earth【答案】 D 【解析】【分析】句意：太阳而不是地球是我们行星系统的中心，这在中世纪是一个很难理解的概念。分析句子可知，整个句子为主系表结构，was 为系动词，它之前的都为主语，且主语由句子来充当，句子结构以及句意完整，所以连词代词为 that。故选 D。 【点评】考查名词性从句，本题涉及 that 引导的主语从句。2．_______ are playing an important part is well known to us all.A. That who B. Those who C. Who that D. Who【答案】 D 【解析】【分析】考查主语从句。句意：谁起着重要作用，这是众所周知的。主语从句缺少引导词，从句缺少主语，故选 D。3．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。4．--- made her ashamed of herself?--- the lowest mark in her class.A. What; Because she got B. Was it what; GettingC. What was it that; That she got D. What was it that; Get【答案】 C 【解析】【分析】句意：——是什么让她对她自己感到羞愧？——是她获得了她班上的最低分让她惭愧。A 中的 what 是句子的主语，但是 because 引导的从句不作主语，是原因状语从句，故排除；B 的第一空是错误形式，故排除；C、D 两项的第一个选项是一样的，说明第一个题干是一个强调句型，特别疑问句下的强调句型，有 what 引导；第二个空是对what 的回答，因为 what 是上一句的主语，That she got the lowest mark in her class 是从句，可以作主语；而 D 项的 get 是动词原形，不能作主语，故...
