He used to spend a lot of time computer games.A. playB. to playC. playingD. plays

问题补充：

He used to spend a lot of time computer games.

A. play

B. to play

C. playing

D. plays

答案：

A. play

B. to play

C. playing

D. plays

解析：考查动词用法。句意：他过去常常花很多时间玩电脑。Spend 的用法 spend time (in) doing sth 花费时间做某事，所以选C项。