1.People rgard Nguyen Du as one of the greatest Vietnamese poet 2. Many people around the word speak english 3.They water the plant once a week 4. He will publish a new book 5.They sell English books in that shop 6. Nobody can solve this hard problem 7.Someone will clean the room 8. Robots will do housework in the future 9.People play football all over the world 10.She did her homework tonight 11.She bought this bike last week 12. People know Ha Long Bay as one of the most beautiful places in Vietnam 13. They have washed the car 14. Robots will look after chilren in the future 15.They built my shool in 2005 chia động từ nha các bn thank mấy bn nhiều