同学的知识点（这些用法你知道吗）

allow作“允许”或“许可”

1)allow sb.to do sth.允许某人做某事

My boss doesn't allow me to use the telephone.

我的老板不允许我用电话.

2)allow只可说allow doing sth.,不可说allow to do sth.

They allowed smoking in this room only.

他们只允许在这间屋子里抽烟.

3)allow在被动结构中的用法,

be allowed to do 被允许做某事

We were allowed to smoke in this room only.

我们只许在这间屋子里抽烟.

大家快看这道题选哪个吧！！！

1.His father doesn’t allow him_______swimming alone.

A.goes B.to go C.going

ok