They were both of middle height和they are both of middle heig

They were both of middle height和they are both of middle heig My brother and I are both of middle height.请问为什么不说 my brothe 请问：They are both students.和 They are both of students 哪句话对?b what good parents both of they are. You may take both of them,they are both good和You may take ei Bill and Sam 1 middle school students.They are both fourteen They are both middle school students and go to the same scho They are of medium height. 改错：They are lazy.Both of them are not diligent. They are both teachers.同义转换:--- of ---are thachers. both of them are from no.1middle school改否定句 they are testing the temperature of it with both hands__toge