一句英语句子求助,这句话应该怎么写?
意思是“该年级有1000个学生,其中有400个是男生.”
应该是:"there are 1000 students in this grade,among which 400 of them are boys"
还是："there are 1000 students in this grade,among whom 400 of them are boys"
还是："there are 1000 students in this grade,among who 400 of them are boys"?
一定要用这种从句的句型!