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BE usED For

【used to do sth】和【be used to do sth】 ①used to do 过去常常(表示现在不再) eg: I used to swim in the lake near my village when I was young. ②be used to do 被用于。。。=④be used for sth./doing sth. eg: Wood can be used to ma...

A be used as B: 把A作为B而使用 Stone began to be used as a roofing material. 石料开始被用作盖屋顶的材料 A be used for B : 因为B 而使用 A The money will be used for the estate's upkeep. 这笔钱将用于物业维护

①used to do 过去常常(表示现在不再) eg:I used to swim in the lake near my village when I was young. ②be used to do 被用于.=④be used for sth./doing sth. eg:Wood can be used to make paper. ③be used to doing习惯于做某事 eg:My gra...

1. be used for意为“被用作„„”,介词for表示用途,后面接名词或动名词,相当于“be used to do sth.”。  2. be used as意为“被用作„„”,介词as表示“作为„...

以简单的意思上来解读的话,be used for 就是“用于...”,而 be used by 则是“为...所用”。 譬如: The spanner is used for tightening the bolts. 扳手是用来栓紧螺栓的。 The spanner is used by the mechanics. 这扳手是供机修工使用的。

be used for 用作...(什么用途) 如:Knives are used for cutting things. 刀用来割东西 be used from没有这么一个固定词组,应该是出现在这样的句子中:the computer is used from Malaysia. 电脑是用过的,从马来西亚来的(即来自于马来西亚...

be used to do = be uesd for sth /doing sth 可以表示“被用来……(表目的)”,用法相似,但是前者后面接动词,后者加名词或动名词 The knife is used to cut apples. = The knife is used for cutting apples. used to do sth 过去常做某事[注意...

be used for意为“(某物)被用做……”其后接名词、代词或动名词。如: (1)This kind of bamboo can be used for water pipes . 这种竹子可用作水管。 (2)A knife can be used for cutting bread . 刀可用来切面包。 be used to do sth. 也可表...

be used in 一般指用在某方面,后面多接名词指用在某范围方面,be used for 指用来做某事多接动词的ing形式,be used for doing someting 或者be used to do something.

区别仅仅在于to后接动词原形,也就是do 而for介词(“为了....”)后接动词的现在分词,也就是ing形式。 sth be used to do be used for doing 某物被用于做某事 be used to doing 习惯做某事 used to do 过去常常做某事 如果你再细心一点会发现词...

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