Tại sao tay chân trở nên tím ngắt khi lạnh không phải là cơ chế điều hòa thân nhiệt của cơ thể? Giải thích cặn kẽ và chính xác giúp mk với nhennn :333

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I. Mark the letter A, B, C or D on your answer sheet to indicate the best option to complete each of the following sentences. 1. He doesn’t mind __________ the housework. A. doing B. to do C. did D. done 2. If I have time, I __________ this book tomorrow. A. read B. will read C. would read D. would have read 3. I’m worried __________ taking my oral exam. A. about B. with C. of D. to 4. Tom: Why don’t we go for a picnic this weekend? ~ Mary : __________ . A. What do you suggest? B. Yes, please. C. How’s that? C. That’s a good idea. 5. English __________ one of the most popular languages nowadays. A. was B. is C. were D. are 6. How does she drive? She _______. A. drives good B. drives well C. drive well D. drive good 7. The second goal _______ by Tom. A. is scoring B. scored C. was scored D. will score 8. Internet is a very fast and convenient way for me to get _______. A. communication B. situation C. information D. invention 9. It took him ages to _______ living in the city. A. used to B. get used to C. is used to D. use to 10. _______ pen is so colorful? – It’s mine. A. Who B. Whose C. Whom D. What II. Mark the letter A, B, C or D on your answer sheet to indicate the option that needs correcting. 11. They suggested ban the sale of alcohol at football matches. A B C D 12. Nam asked Mai what can he do to help her. A B C D III. Mark the letter A, B, C or D on your answer sheet to indicate the sentence that is closet in meaning to each of the given ones. 13. This is my opinion. You can do nothing to change it. A. You can do nothing to change it my mind. B. There’s nothing you can do to change my mind. C. There’s nothing can be done except changing my mind. D. You can do everything to change it my mind. 14. I am poor, so I can’t buy a car. A. If I am rich, I can buy a car. B. If I were rich, I can buy a car. C. If I were rich, I could buy a car. D. If I were rich, I will buy a car. 15. Water these plants or they will die. A. If you did not water these plants, they will die. B. If you water these plants, they will die. C. If you don’t water these plants, they will die. D. If you are watering these plants, they will die.