I live in school. So I often go home Friday afternoon.A. inB. atC. onD. to

问题补充：

I live in school. So I often go home Friday afternoon.

A. in

B. at

C. on

D. to

答案：

A. in

B. at

(答案→)C. on

D. to

解析：句意：我住在学校，所以我经常周五下午回家。In the afternoon/morning在下午/早上；但当afternoon/morning前面有词修饰时，介词用on,故选C。