----- Nội dung ảnh ----- ``` Exercise 12. Make questions for the underlined parts in the sentences. 1. My family usually go to pagodas on the first day of Tet. 2. Tet lasts ten days. 3. Before Tet, people should clean and decorate their houses. 4. People shouldn't eat duck meat at Tet because it brings unluckiness. 5. We will visit our relatives on the second day of Tet. 6. Mount Everest is over 60 million years old. 7. The Grand Canyon is in Arizona, USA. 8. Mount Everest is the highest mountain in the world. 9. Visitors can get to Angel Falls by boat. 10. He plays volleyball three times a week. 11. We have lived in New York for ten years. 12. The weather in Stockholm has been perfect. 13. He travelled to Mexico by train. 14. play basketball every weekend. 15. Last night I watched a basketball match on TV. ```