allow是to do sth还是doing sth?我知道有be allowed to do sthallowing doing sth和allow sb to do sth的区别

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allow是to do sth还是doing sth?我知道有be allowed to do sthallowing doing sth和allow sb to do sth的区别
allow是to do sth还是doing sth?
我知道有be allowed to do sth
allowing doing sth和allow sb to do sth的区别

allow是to do sth还是doing sth?我知道有be allowed to do sthallowing doing sth和allow sb to do sth的区别
allow sb to do sth.允许某人做某事

allow +sb +to do sth = sb be allowed to do sth
allow +doing sth
类似的动词用法还有:permit, advise, recommend,report, consider,forbid

allow doing sth是允许做某事,如 We allow smoking here.我们允许在这儿吸烟。(指的是吸烟这种行为允许在这儿发生,不管是别人还是自己)
allow sb to do sth是允许某人做某事, 改成被动语态就是be allowed to do sth.
如 We allow him to smoke here.我们允许他在这儿吸烟。= He is a...

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allow doing sth是允许做某事,如 We allow smoking here.我们允许在这儿吸烟。(指的是吸烟这种行为允许在这儿发生,不管是别人还是自己)
allow sb to do sth是允许某人做某事, 改成被动语态就是be allowed to do sth.
如 We allow him to smoke here.我们允许他在这儿吸烟。= He is allowed to smoke here.
We allow the students to study online.我们允许学生在线学习。= The students are allowed to study online.

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