keep from中的from可以省略吗

keep from中的from可以省略吗 keep away from中的away可以省略吗 prevent from from 可以省略吗 keep sb.from doing sth.和stop sb.from doing sth.中哪个from可以省略 stop sb from doing sth 中from可以省略吗 prevent sb from doing的from可以省略吗 初二英语（不难啊）come back home from school中的home可以省略吗 ,from不是可以省略吗?A、D哪个对? 1.we must do something to ______the roof falling in.A.prevent B.protect C.defend D.keep 解释说keep .from doing sth.的from不能省略.换言之prevent .from doing sth.的from可以省略了,那stop .from doing sth.和protect .from sth.的from可 defend sb/sth against/from sb/sth 这里的from 和against可以省略吗? To make a child love book from the very beginning is of great help.中的of可以省略吗? he always borrows money from his friend and never pays it back 中的it指什么?可以省略吗? keep from?keep from sth 比如keep from the noise prevent sb. (from) doing sth （from可省略） 等于keep sb. (from) doing sth（from可省略） 还等于什么prevent sb. (from) doing sth （from可省略）等于keep sb. (from) doing sth（from可省略） 还等于什么?我只记得 keep from my keep up from是什么意思 keep from doing Just keep away from