某物对某人有用,能用be used to

某物对某人有用,能用be used to 对某人有用是be helpful to sb.还是be helpful for sb? used 的几种用法的区别用自己的语言概括,不要复制粘贴的,不要太抽象的,易懂最好,sth.be used to dosth.be used for doingsb.be used to doingsb.used to dosth.be used to do 某物被用来干…… sth.be used for doing 某物 My sister used to be tall.对to be提问 be nice to sb 对某人友好 be useful for sb.对…有好处; be useful to sb.对某人有用;这二者的区别就只在“好处”和“有用”?还是根本就可以等同? be similar to 和be similar with 的意思和用法有说be similar to 与什么相似be familiar with 与什么熟悉还有说be similar with 是某人对什么很熟悉 be similar to 是某物为某人所熟知 到底哪个是对的? 英语造句 make sentencer:例want sth （想要某物） I want an apple.sth（某物） sb（某人）do动词1.be boring (乏味的)2.be easy (容易的)3.want to do sth(想做某事)4.want sb to do sth(要某人做某事)5.be OK with sb (对某 英语there used to be 是过去常有的意思为什么不能用 there are used to be 呢 形容某人对某物过分的成语 be used to sb习惯某人 有没有这样的说法? He used to be short .He used to be short.(对short提问）_____ _____he use to be _____? be used for be used to be used from区别 used to be used to be翻译 I used to be used to be to be used