题目内容：

用所给的词的适当形式填空。（共10分，每小题2分）

 1.Xiao Gang spends much time ______ ( play) computer games.

 2. The little boy has only eight _______ (tooth) now.

 3.Will you _______ (take) part in the long jump ?

 4.I think I must do my best ___________ (improve) my English.

5. You must do sports to keep __________ (health).