必看考点3. 语法之非谓语动词
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形式 |
意义 |
可作成分 |
被动语态 |
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to +V. |
时间上表将来; |
主、宾、表、定、状… |
to be done |
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V.ing |
动名词:动词的名词化 |
主、宾、表、定.. |
being done |
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现在分词: 时间上表同时进行,主动 |
表、定、状… |
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V.ed |
时间上表过去,被动 |
表、定、状… |
V.ed |
必看考点4. 语法之虚拟语气
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一、状语从句中的虚拟语气 |
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虚拟类型 |
条件从句 |
主句 |
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和现在事实相反 |
过去式(be动词一律用were) |
should,,could, would, might +v. |
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和过去事实相反 |
过去完成式 |
should,,could, would, might +have done |
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和将来事实相反 |
should+do.; were to do; did |
should,,could, would, might +v. |
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二、其他形式虚拟语气 |
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1. suggest, advice, order, command等表示建议、要求、命令等,should+do(should可省略) |
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2. wish表虚拟时,和现在事实相反用过去式,过去相反用过去完成时,将来相反用would/could+do |
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3. it is high time that sb did sth/should do sth(should不能省); |
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4.would rather sb did(和现在/将来事实相反)sth/had done sth(和过去事实相反) |
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