Choose the best answer by circling its corresponding letter A, B, C or D .
1. My dad likes _______ gardening every weekend, so we always have fresh vegetables to eat.
A. making B. doing C. planting D. growing
2. We need some pork, it is the reason we go to the _________ and buy some.
A. drug store B. butcher’s C. wet market D. tailor’s
3. It’s a very busy airport. There are planes _________ and landing every 5 minutes.
A. going up B. taking off C. getting up D. driving off
4. After using, you should _________ the lamp to save energy.
A. take off B. go off C. turn off D. get off
5. The doctor says my father will become ill _________ he stops smoking.
A. until B. when C. unless D. if