Unit 4 词汇练习-2021届高三一轮复习人教版必修三

Book 3 Unit 4 词汇拼写 1. O is a kind gas that is necessary for animals and plants to live. 2. During summer, germs(细菌) m quickly in meat. 3. Who is at the top of the food (链子)？ 4. As everyone knows, smoking is h to people’s health . 5. Water is f to survival. 6. Her latest novel is quite u her earlier works. Everyone can feel the differences. 7. Jokes are likely to add to a pleasant a while talking, but you’ve got to be careful not to hurt others. 8. A v storm struck this area last week, causing many people to lose their homes. 9. Do you know anything about (天文学)？ 10. G is the force that causes things to drop onto the ground. 11. Dinosaurs have been e for millions of years. 12. The moon is a s of the earth. 13. Look! A plastic bag is f on the water. 14. Have you ever dreamed of visiting the moon in a s ? 15. Mary went to the dentist and had her bad teeth p . 16.