这题怎么选 但我希望有解析.Can he---a student Yes A is B be C are D does

问题描述:

这题怎么选 但我希望有解析.
Can he---a student
Yes
A is B be C are D does

B,can后面加动原
does的原型是do
is和are的原型就都是be了

选B!!!!

选B,can后面要加动词原型