e used as 被当作.用 be used for 被用来干.= be used to do be used to doing 习惯做.=get used to it's no use doing sth 做.是没用的. sth is of use to sb 某物对于某人很用用. come into use 开始使用 make use of 使用、利用. 注意区分被动形式,和作为词组的区分
Be used doing/to do貌似不是吧,,be好像有个不能用啊be/get used to doing sth.表示习惯于做某事或习惯于某事,to是介词,后面要跟名词、代词或动名词。而used to . 如:Now he is used to getting up early. 现在他已经习惯早起了。 He used to get up ear...