allow doing sth./allow sb to do sth ./be allowed sb to do sth .請幫我用這三個短語各寫出一個例句！

allow doing sth

允許做某事例：Is not allow (anyone)smoking in this meeting room

這間會議室里是不允許吸煙的

The hospital does not allow smoking

醫院里不允許吸煙

allow sb to do sth

允許某人做某事例：Teacher allow students to have a short break after long trainning

老師允許學生在長時間的訓練以后稍作休息

be allowed sb to do sth 被允許做某事例：He is allowed to go to university for his good performance

他因為表現好而被允許進入大學

allow doing sth怎么造句3句

1 Coyne believes that the change is necessary to allow American 買粉絲panies doing business abroad to maintain their 買粉絲petitive edge in the global e買粉絲nomy.

2 Ice trolls enjoy killing, and as long as their employers allow them to keep doing so, they serve well.

3 Policy must allow this to happen, while doing what it can to protect people.