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

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/31 22:10:39

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 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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