1. 2) smokes
3) have
4) like, go
5) boils
6) open
7) closes
8) costs
9) cost
10) teaches
11) meet
12) washes
2. 2) Jack doesn't play the piano very well.
3) You don't know the answer.
4) She doesn't work very hard.
5) They don't do the same thing every day.
3. 2) don't sell
3) doesn't drive
4) don't go
5) doesn't wash
6) doesn't cost
7) doesn't play
8) don't know
9) doesn't wear
10) don't see