完形填空：finish,allow,choose,need,clean up,
如果我错了,
1：You have to be 18 years old before you are (finish) to drive a car.
2:What time do you (allow) basketball practice today?
3:Please (clean up) the classroom.It's a real mess.
4:I can't (choose) which pair of jeans to buy.They both look good on me.
5:Everyone (need) to have at least eight hours' sleep a night.
如果第一句填allowed，这句话怎么翻译啊？