在学校必须做和不能做的事。(用must和mustn't来写)!

越多越好!2个1分!

we must study hard. we musn't waste our time.
we must follow the rules of the school. we mustn't break them.
we must listen to the teacher carefully.we mustn't talk with each other at class.追问

没了???

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第1个回答  2011-10-30
i must contribute myself to study.
i mustn't smoke in the classroom.
i must listen to the teacher carefully.
i mustn't talk with student in class.
i must take part in the acitivities at school.
i mustn't sleep in the classroom.
第2个回答  2011-10-30
we must study hard. we musn't waste our time.
we must follow the rules of the school. we mustn't break them.
we must listen to the teacher carefully.we mustn't talk with each other at class.
第3个回答  2021-01-03

Must不一定是“必须”的意思!它的用法其实很多!

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