giúp tui vs

Ex 1. 1. C. instruct 2. D. treadmill 3. A. regular 4. A. infectious 5. A. asleep 6. D. architecture 7. A. population 8. C. advance 9. D. amount 10. B. operation Ex2: 1. People built (build) this school in 2001. 2. Last year, my father promised (promise) to buy my sister a piano. 3. I walked (walk) home after the party last night. 4. The Chinese invented (invent) printing. 5. My grandpa died (die) 30 years ago. 6. She has been learning (learn) English for three years. 7. John has been living (live) in Denver since 2017. 8. It is nice to see you again. We haven't seen (not see) each other for a long time. 9. I have forgotten (forget) my key. I can't unlock the door now. 10. Susan really loves that film. She has seen (see) it eight times! 11. She has been studying (study) English since she was four years old. 12. We should eat more vegetables and fruits to stay healthy (health). 13. I think you should do (do) exercise regularly in order to keep your body in good shape. 14. I think (think) that living in the city is good for young people.