(   ) 9. ―Nick,don't         too much time ______ computer games. It's bad for

your health. 

     ―Yes,Mom. I'll turn it off at once.

A.  cost;on

B.   pay ; for

C.   spend; in

D.  spend ; on

9. D spend +錢/時間+ on sth./(in)doing sth.意為"花費(fèi)時間/金錢干某事"。

題目來源：仁愛英語同步練習(xí)冊九年級上冊仁愛版 > Topic1 When was it invented?

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