Tom usually plays basketball the afternoon.A. atB. inC. onD. of

问题补充：

Tom usually plays basketball the afternoon.

A. at

B. in

C. on

D. of

答案：

A. at

(答案→)B. in

C. on

D. of

解析：句意：汤姆经常在下午打篮球。分析：考查介词的用法，at在；in在……之内；on在……之上；of 属于。考查固定短语: in the afternoon在下午。故选 B