allowdoing和allowtodo的區別 _allowdoing

【allowdoing和allowtodo的區別】allow doing 允許做某事
沒有 allow to do這種用法，但被動語態中可用： sb be allowed to do sth。
所以談不上區別。
注：
allow 的用法：
allow doing sth. 允許做某事
allow sb to do sth . 允許某人做某事
sb be allowed to do sth 被允許做某事
如
1). It'snot allowsmoking in this meeting room.
這間會議室里是不允許吸煙的。
2). His parents allow him to watch TV half an hour every day .
他父母親允許他每天看半小時電視。
3). Students aren't allowed tosmoke .
學生不許吸煙。
注：不能說“Students don't allow to smoke ."

allowdoing和allowtodo的區別

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