students are in the classroom.A. All theB. The allC. Us allD. All of

问题补充：

students are in the classroom.

A. All the

B. The all

C. Us all

D. All of

答案：

(答案→)A. All the

B. The all

C. Us all

D. All of

解析：定冠词与all连用应放在all的后面。