To have your clothes clean, you...
...do the laundry!
You need to pay them when you have a house.
Your bills!
You go there (or get it) to earn money.
You go to work/Get a job.
To drive a car you need...
...a driver's license.
How old are you when you turn adult?
You're eighteen!
If you earn money, you pay it to the government.
The taxes!
You need to be 18 to buy it, and it's poison anyway!
Alcohol and cigarettes.