in classes my art teacher likes to stand ()the classroom and my Math teacher often stands ()the teacher's desk.
A.in front of ,in the front of
B.in front of ,in front of
C.in the front of,in front of
D.in the front of,in the front of
in front of 表示:在物体外面前部
in the front of 表示:在物体里面的前部