问题
We usually put the teacher’s desk ________ the classroom. The boys like chatting _______ the teacher’s desk.
A:behind; in the front of
B:in front of; behind
C:in the front of; in front of
D:in the front of; in the front of;
B:in front of; behind
C:in the front of; in front of
D:in the front of; in the front of;
正确答案是：
