use used using的区别

use used using的区别 use和used的区别, has been used,has been using的区别 Here is something------(use)about the english speach contest急急急!为什么?used useful using都是adj，有什么区别？作非谓语，用to use行吗？ i use和i used to和I am used to的区别和用法 use to 和used to的意思 be use to 和be used to do有区别吗? english is an international language which ( )in science and teechnology is using use is used used There is no need____the computer.A.use B.using C.to use D.used原因? Has been in use for many years 可以把use改成used或Using吗?为什么? You can ___ my pen.A.use B.to use C.using D.used 语法说明 use,used to,be used to区别,意义并各造一句 use to,be used to do,be used to doing和be used for的区别used to 是过去常常吧 一道高中英语的单项选择.It's said that the food firm mades eggs illegally( ) man-made materials.A using B to useC used D use use 短语的一些问题请问：I use ,I am used to,I used to这三个短语,有什么区别..请列举具体的应用.. the key____for locking the classroom door.uses is used is using use i don't know how ＿_commoas.A.use B.to useC.used D.using wood is ___houses and other things for daily____.a.used to making,use b.used to make ,usec.used for making using ,using d.used to be made for ,using 选那个 说下原因哦. 英语中的【used to】和【 use to】用法的区别在哪里呢?