:Li Hui spent a lot of time playing all kinds of ball games.(保持原句意思）
问题描述：
:Li Hui spent a lot of time playing all kinds of ball games.(保持原句意思）
答
Li Hui spent a lot of time (upon或on) all kinds of ball games.
spend 时间 upon/on sth.在什么事情上花费多少时间
spend 时间 (in) doing sth.在做什么事情上花费多少时间