他的作文水平很高地道的表达方式是His compositions are of a very high standardHis essays are of a very high standard这样说也地道：his compositions are of a very high calibre.calibre= 才干,等级,水准...
His English is very good.His English is excellent.His English is fluent.He is very good in English.He is fluent in English. (下面的那个网友写的，对)He speaks english like native speakers. (下面的那个网友写的，对)
带嘴过日子
