五、根据汉语意思完成句子
1．我不能肯定我们队是否能赢.
I'm ____am__ _sure_____ whether our team will _win_____．
___What___ do you __mean____ by that?
3．她每天练习弹钢琴.
She ___prepares___ ____play__ __the ____ _piano_____ every day．
4．我现在想要关掉电灯.
I to switch the light ___off___now．
5．她抱怨他们工作不努力.
She ____complains__ that they did not ___work___ _hard_____.