"The teacher told the students"后接的从句 "light travels much faster than sound" 是完整的陈述句,不需要充当主语或宾语的成分,也没有疑问、条件或时间的含义,因此需要用纯连接词 "that" 引导宾语从句。**逐项分析:**- **A. what**:引导名词性从句时用于缺少主语/宾语的情况,但从句结构完整,排除;- *...
题目要求填入合适的连接词,构成“___ we know, light travels faster than any other object。” 1. **选项分析**: - **A. What**:若用“What”,通常引导主语或宾语从句(如:What we know is...),但此处需要一个连接状语从句的词,语法不成立。 - **B. That**:“That”引导名词性从句时,需在...
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The distance light travels in one year is called a light year. A light year is equal to about 5.88 trillion miles (equivalent to about 9.5 trillion...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your ...
___ is known to everybody , light travels faster than sound. A . It B . As C . Which D . What
解析 A。本题考查主语从句。“It is known to all that”是固定句型,其中“that light travels faster than sound”是主语从句,that 在主语从句中不做成分,只起连接作用,if 不能引导主语从句,what 在主语从句中充当主语、宾语等成分,when 在主语从句中作时间状语,此处用 that 引导主语从句。
试题来源: 解析 A。解析:本题考查主语从句的引导词。it 作形式主语,真正的主语是后面的从句,从句中不缺少任何成分,所以用 that 引导。what 在主语从句中充当主语、宾语或表语;which 在主语从句中有选择的意思;when 在主语从句中作时间状语。反馈 收藏
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According to Einstein’s theory of general relativity, massive objects can bend the path of light. When light from distant galaxies travels toward us, it sometimes passes near invisible clumps of dark matter, which warp the light’s path in a phenomenon calledgravitational lensing. By studying ho...
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