There are twenty­eight classes in our school over 56 students.A. with each hasB. each

问题补充：

There are twenty­eight classes in our school， over 56 students.

A. with each has

B. each having

C. which there are

D. with each that has

答案：

A. with each has

(答案→)B. each having

C. which there are

D. with each that has

解析：此题考查独立主格结构。两个句子之间有逗号隔开时，有四种表达形式：1)两个句子之间有并列连词；2)两个句子之间有从属连词；3)把其中一个句子改成非谓语动词的形式；4)改成独立主格结构的形式。此题中A项with是个介词，要把has改为having的形式；C项要改成where there are的形式；B项each having是独立主格结构；D项表达不正确。