where用作副词的基本意思是"什么地方,哪里",可用作疑问副词,引导特殊疑问句。where也可用作关系副词,意思是"在〔往〕哪里";引导限制性和非限制性定语从句,用于表示地点的词语之后。where用作从属连词,可引导地点状语从句,相当于in〔at、to〕the place,其前常有加强语...
动名词和不定词都属于非谓语动词。 2.结构 a.动名词:动词+ing b.不定式:to+动词原形 3.动名词做主语 Getting enough vitamins is essential to life. 解析:这句话简化之后就变为A is essential to life. 注意一下:A is essential to B的意思是:A对于B 来说很必不可少...
句中where是连接副词,引导名词从句做表语,而本身在从句中做状语; (3)If you are traveling where the customs are really foreign to your own, please do as the Romans do. 句中where是从属连词,引导状语从句。 在回答有关where的题目时,往往会遇到这样两个难点: ...
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