英语中的as,既是连词也是介词,关键看它怎么用。当它后面接名词时,如果表示“时间”或“身份”,那么就是介词,不是连词后省略了成分。例如:1. 表示时间:As a small boy, he was rather naughty.他小时候挺淘气。She loved singing as a child and started vocal training at 12.她从小就喜欢唱歌,12岁开始了声乐训练。2....
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是的。既然副词可以作状语,那么,副词的比较级同样可以作状语。We started early in order to arrive before dark. 为了在天黑前到达,我们很早就动身了。In this case, let's start earlier. 既然这样,我们就早点开始吧。
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语法要求,不及物动词作定语,其后应该加适当的介词,这样才变得及物,因为被修饰的词语是其逻辑上的宾语。不及物动词不能直接跟宾语。被修饰的成分,如果是地点、位置之类的词语时,在非正式英语中,省略介词很常见。但原则上讲,如果是一个意义比较笼统的词语如place,介词可以省略。如果是一个非常具体的地点名词,最好...
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动词不定式,在应用中通常有5种形式,一般语法书没有把“不定式被动进行式”列出。不定式表示动作,因此有一般式、进行式、完成式等时态形式及主动、被动两种语态形式。它的各种形式如下表所示(以动词do为例): ...
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with 表示用的材料;by 引出动作的施事者。例如:The house was decorated with beautiful pictures.The house was decorated by my brother.【注意】有的句子,可能使用with 和by 都可以。但仍然适合上述解释,这时,用with 强调使用的材料,用by 强调动作的发出者。
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Tom ________ better than to ask Dick for help.A.shall know B.shouldn't know C.has known D.should have known【答】此题在命题上不够严谨,因为除了选择D 之外,还有两个可能的答案,就是选:A.shall know 和 C. has known。下面,分析这3句的区别:1. Tom should have known better than...
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计算机处理能力的实际成本下降了30%30% decrease in the actual cost of the computer porcessing capcity .这里为什么用in?政府对一些产品实行了出口管控the government imposed export restraints on some products.这里为什么不是in?【答】in 跟decrease 的词义搭配有关;on 跟impose 的词义搭配有关。正确的介词搭配,...
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You can certainly say dad gives my welfare his constant attention. Sometimes, however, I wish he wouldn’t try quite so hard. To be frank, he seems to have a talent for embarrassing me. He should know better than that(that 指代embarrassing me 这件事), but he never seems to learn and just goes on ma...
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