allow to do和allow doing 的用法有什么区别

来源:百度知道 编辑:UC知道 时间:2024/06/06 10:12:43

allow接sb时用allow sb to do,直接接动作时用allow doing.在时间上无明显差别。

allow sb to do sth(允许某人将来去做某事)the doctor allow him to smoke.
allow (sb) doing sth(现在)
is now allow smoking in the meeting room?