student是单数还是复数

student是单数还是复数 every student是单数还是复数 each student单数还是复数 more than one student是单数还是复数 many a student 后跟单数还是复数 no student作主语谓语用单数还是复数?注意是no student而不是students. each student,each of studens,one of students ,是单数还是复数? many a student 是单数还是复数 还能和什么替换 each of the + 名词(单数还是复数) + be(单数还是复数) 如:Each of the student( family是单数还是复数 school是单数还是复数? cookie是单数还是复数