1. A: _____? B: Mr. John came to the party alone. 2. A: _____? B: He usually does his homework after school. 3. A: _____? B: They clean the backyard at the weekends. 4. A: _____? B: It's Sandy's motorcycle. 5. A: _____ at the restaurant last night? B: I met my old friend. 6. A: _____? B: Because I need to buy some pens and a notebook. 7. A: _____ to improve my English? B: You should speak English as much as possible. 8. A: _____? B: She goes to the market every morning. She sells fruits and vegetables. 9. A: _____? B: I want to buy the blue one. It's cheaper than the black one. 10. A: _____? B: My father bought this house in 2018. 11. A: _____ if it rains tomorrow and you can't get to the airport? B: I'll cancel my reservation and book a flight for the next day. 12. A: _____? B: Because the food is good. 13. A: _____? B: You can catch the bus at that corner. 14. A: _____ at the front desk yesterday? B: I talked to the secretary. 15. A: _____? B: I don't know.​