don't mind to do sth
at the end of
serious about
practice do sth
take the time to do sth
take care of
decide to choose for myself
have the opportunity to do sth
3.1.to be late go to school
2.worry about
3.exam
4.pass to the exam
5.fail to the exam
6.strict to sb
7.make the decision to myself
8.block .....the way of
9.as much as possible
花时间做某事spend time in doing sth
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