allow 后接 to do 和 doing 有何区别?

allow 后接 to do 和 doing 有何区别? allow to do和 allow doing区别 allow sb.to do和 allow sb.doing 的区别 allow的用法allow to do sth 和allow doing sth 有什么区别?谢谢了 被动语态后接动词不定式为什么是be allowed to do sth 而不是be allowed doing英语中有allow to do 和doing两种么 allow sb to do 和 allow to do 有区别吗? allow doing allow to do区别 Allow sb to do 和be allowed todo allow doing 造句 allow to do 和 allow doing sth到底该怎么区别? allow sb.to do sth.和allow doing sth.有什么不同?应该什么时候用哪个? allow to do something 和allow doing something 有什么区别急用! allow to do和allow doing 的用法有什么区别 用allow sb to do sth 和be allowed to do sth造句 各三句 用allow sb to do sth 和be allowed to do sth造句 各三句 细谈permit sb to do 和 allow sb to do 的区别 promise sb to do 和 allow sb to do 的区别 be allowed to do sth和allow sb to do sth有什么区别?怎么运用? be allowed to do sth和allow sb to do sth有什么区别?怎么运用?