9. They built this hotel six months ago.-->This hotel_________ 10. I can't go on a picnic because I am not free today. If____________________________________ 11. “Do you speak any other languages, Mai?” the teacher said. The teacher asked___________________________ 12. Jane never studied French well when she was a student. Jane used to_____________________________ 13. Here are the books. They are on wild animals. Here are__________________________ 14. They planted this tree many years ago. This tree______________ 17. I don't have enough money. I can’t buy a new house. If I had__________________ 18. They have built two department stores since 2007. Two department stores_______________ 19. Miss Nga is my English teacher. She sings very well. Miss Nga_________________ 20. The last time she went out with him was 9 months ago. It is______________________ 21. You should take two tablets every four hours. Two tablets should________________ 22. She couldn't join us because she was busy. She was busy,________________ 23. They are going to build a new house next week. A new house is _____________ 25. I last saw Nam two years ago. I haven't____________________________