1. Excuse me, what time xxxx the next bus come?
a. does b. is c. -

2. Bill and I xxxx in the same street.
a. do live b. lives c. live

3. Christmas xxxx just once a year.
a. do come b. does come c. comes

4. Those houses xxxx very old.
a. are b. do c. does

5. She xxxx knows what to do.
a. - b. isn't c. doesn't

6. It xxxx very late. I want to go home.
a. do b. is c. -

7. Bill is a teacher. He xxxx at that school.
a. is teach b. does teach c. teaches

8. How xxxx you do that?
a. do b. are c. -