7. Louis is my closest friend and A. he is my co-worker 8. or you will be frozen. A. Wear thick clothes 9. Tim is in hospital, so A. the doctor is taking his temperature 10. Tim is in hospital A. and 11. My father is having a sore throat, so A. he needs to avoid cold drinks B. I won't buy anything B. I don't want to talk to him now B. The weather is cold outside B. he can't go to school today the doctor is taking his temperature. B.but B. he has high temperature. B. we should stay in and keep warm 12. It is chilly outside but A. we can go out and build a snowman 13. They need to repair the rooftop or A. raindrops will leak in B. their house will look better 14. I never want anyone to wait for me, so A. I try not to be late 15. Last week he got a severe car accident but now B. I keep being late A. he is still weak. B. he recovers quickly Đài 4. Đánh dấu IV trước cân đúng. Đánh dấu Ixẻ trước câu có lỗi sai và viết la