Bai 9: Choose the best answer to complete the sentence. 1. It was very dangerous, We couldn't risk....her alone. A. leave B. leaving C.to leave D. left 2. I had the roof....yesterday A. to repain B. repaired C. repairing D. repair 3. We let our son......up late at weekends A. staying B. stay C. to stay D. stayed 4. The children were eager.....their parents A. to see B. see C. seeing D. saw 5. He'd rather.....at home A. to stay B. staying C. stayed D. stay 6. Nam is very humorous. His joke makes me....a lot. A. laugh B. to laugh C. laughing D. laughed 7. They saw him......the agreement A. sign B. to sign C. to signing D. signed 8. It's necessary for her.... back home before 10 p.m A. coming B. come C . came D. to come 9. They would.....go to Ho Chi Minh City by plane than travel by train. A. like B. rather C. prefer D. better 10. The boss allows... home A. us to stay B. us stay C. us staying D. us to staying