Our teacher is standing the blackboard. A. in the front of B. in front C. in front of

问题补充：

Our teacher is standing the blackboard.

A. in the front of B. in front C. in front of

答案：

解析：in front of，表示在···外部的前面，在···内部的前面用in the front of，而B项答案本身为错误的，根据题意，可知在黑板前面用in front of故选答案为C