prevent,ban,keep from 的用法区别是什么?他们都有阻止的意思,请问用法有何不同?

prevent,ban,keep from 的用法区别是什么?他们都有阻止的意思,请问用法有何不同? Prevent from与Keep from的区别? prevent from keep off protect from区别 ban the smoking ban is excepted to prevent passive smoking (translate into Chinese) 这句英文怎么分析啊,thanksI reject the argument that says for the economy to grow,we have to roll back protections that ban hidden fees by credit card companies,or rules that keep our kids from being exposed to mercury,or laws that prevent th keep/stop/prevent sb.from doing 分别造句 配中英文 prevent keep sb/stop/sth from sth doing sth造句 keep/stop/prevent sb.from doing 分别造句 stop keep prevent protect中哪个可以省from prevent ...from ,stop..from ,与keep..from 区别 keep/ prevent/ stop from doing sth的区别? protect、keep、prevent、stop句型有什么不同?强人进 stop...from ,prevent...from ,keep...from 有什么区别? Noting can prevent keep me from loving you! We should ____ junk food_____ school menus.A stop off B keep from C ban from D ban off 这句是keep off还是prevent from?Pigs are usually in dirty water or mud.Mud can( )insects( )them.A keep ...fromB protect ...fromC keep ...offD prevent ,from 如何用keep/stop/prevent sb from doing sth 来表示“他阻止她砍树