spend...on(in)doing sth.造句

I spent all the evening on my homework.(我花了整个晚上做作业)
My mom spent two hours in doing the housework.(我妈用两个小时做家务)

楼上的句子不对
spend...on sth
spend...in doing sth
Don't spend too much time in playing computer games.
I spend too much time on computer games today.

I spend two hours on cleaning my bedroom a week

我每周花上两个小时打扫我的寝室

don't spend any time on playing computer games!