Miss Zhang is strict in her work and she is strict with her students.

　　张老师对自己的工作要求严格，对她的学生要求严格。

　　37.需要做某事

　　need to do sth主语是人

　　need doing sth主语是物(主动形式表被动含义)

　　The classroom needs cleaning.It’s too dirty.

　　教室需要被打扫，太脏了。

　　Children need to sleep a lot.

　　孩子们需要很多睡眠。

　　38.穿过

　　through：介词(从内部穿过)

　　across：介词(从表面穿过)

　　cross：动词(从表面穿过)

　　Be careful when you cross the street.

　　过街的时候要小心。

　　The man went through the forest.

　　这个男人穿过了森林。

　　He swam across the river.

　　他游过了河。