Three boy students为什么不用boys

Three boy students为什么不用boys _____ of the three students know Russian.为什麽只能填none,而不能填some? There are ___ of students are boy in my class.A.one fifths B.two third C.three-quarter D.three quarters解了后, three more boy another three boy哪一个加S three other students = another three students (⊙_⊙)? three of the students 翻译 请教这句话中括号怎么填?There are two girls and three ( )students in my class.( )里填boy,还是boys? Students can discuss in groups of four,and then write three or four pieces advice for a boy .这句话对吗?有语法错误吗? Jack is the ____(three)boy 英语翻译One boy is a boy.Two boys,half a boy.Three boys,no boy. One boy is a boy,two boys half a boy,three boys no boy. 趣味翻译：One boy is a boy ,two boys half a boy .three boys no boy 翻译 One boy is a boy,tow boys half a boy,three boys no boy one boy is a boy two boys haif a boy three boys no boy One boy is a boy,two boys half a boy,three boys no boy. Three q of the students are girls Where are the three students standing? 初三英语任务型阅读 急Ten-year-old Obama was one of the only three black students at his school in Honolulu,Hawaii.The young boy didn’t look the same as most other students.A white boy asked him whether his father ate people.“I lied to t