____ students are practicing ___ English with each other at the English corner.

问题描述:

____ students are practicing ___ English with each other at the English corner.
A.The number of; to speak\x05B.A great deal of; spoken
C.A great many; speak\x05 D.A number of; speaking
这题选什么,为什么其他的不选

D.A number of; speaking
A number of;------------表示多数,根据动词ARE
practice 后面---用ING