1. Mike likes computer games.
a) Does Mike like computer games?
b) Mike doesn't like computer games.
2. Helen reads very fast.
a) Does Helen read very fast?
b) Helen doesn't read very fast.
3. You buy a big house.
a) Do you buy a big house?
b) You don't buy a big house.
4. They play football at the institute.
a) Do they play football at the institute?
b) They don't play football at the institute.
5. His wife rides a motorbike.
a) Does his wife ride a motorbike?
b) His wife doesn't ride a motorbike.