1. Scientists have invented new devices to help people live a longer life. New devices 2. I don’t have enough time , so I can’t go on holiday this summer. If 3. The man had a broken leg. He tried to save his wife. In spie of 4. I can’t tell you because I don’t know the answer. If 5. They will do the test well. They will review them all hard. If 6. The rescue workers evacuated the villagers in the raged flood to the safe place last night. The villagers in the raged flood 7. The students will provide aids for the homeless people tomorrow. Aids 8. The people will protect the environment now. The environment will be nice If 9. They don’t have a map, so they get lost If 10. The storm destroyed many houses in this village last week. Many houses 11. Did they give food to homeless people last year? Was 12. Although the weather was bad, the football match was not canceled. Despite 13. The people will protect the environment now. The environment will be nicer If 14. They don’t have a map, so they get lost- If 15. The storm destroyed many houses in this village last week. Many houses 16. Many rivers and lakes are poisoned. Factories produce waste and pour it into rivers and lakes. (because) 17. Plastic bags are a major source of waste. We should not throw plastic bags everywhere. (so) 18. We won’t hold the festival. It costs too much money. (if) 19. The tortoise was running. The hare was sleeping. (while) 20. The light had gone out before we got out of the office.( By the time) Giúp e vs ạ