1.I have to warn you that next time I see you sleeping on the office desk, you'll be fired. Understand?
2.Learning ballet seems to be a social system in France. Children will be sent to school to learn ballet at a very young age. In China, the phenomenon has been popular in some families which have a girl. They want to develop some certain qualities in girl.
3.Struggle needs will, and that differs the success and the unsuccess. But taking on the stress all by yourself won't make the result satisfied even you have a strong will.
4.Some certain schools are like heaven to some certain people.
5.He can always come up with some odd thoughts.
另there are also three points中的have去掉
最后改成if the words I say in English were wrong.also including.