Look! They are sitting the tree.A. betweenB. in front ofC. in the front ofD. in the front

问题补充：

Look! They are sitting the tree.

A. between

B. in front of

C. in the front of

D. in the front

答案：

A. between

(答案→)B. in front of

C. in the front of

D. in the front

解析：本题的含义是他们正坐在树的前面，between表示两种之间与意思不符，in the front表示在前头，后不加名词，与题意不符，in front of表示在外部的前面，in the front of表示在内部的前面，故本题选B。