Tìm giá trị nhỏ nhất của biểu thức : A= ( x-1 ) ² + (y+3) ² + 2008 giúp mik với

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1. A. Arrived B. believed C. Received D. Hoped 2. A. Opened B. knocked C. Played D. Occurred 3. A. Rubbed B. tugged C. Stopped D. Filled 4. A. Dimmed B. travelled C. Passed D. Stirred 5. A. Tipped B. begged C. Quarrelled D. Carried 6. A. Tried B. obeyed C. Cleaned D. Asked 7. A. Packed B. added C. Worked D. Pronounced 8. A. Watched B. phoned C. Referred D. Followed 9. A. Agreed B. succeeded C. Smiled D. Loved 10. A. Laughed B. washed C. Helped D. Weighed 11. A. Walked B. ended C. Started D. Wanted 12. A. Killed B. hurried C. Regretted D. Planned 13. A. Visited B. showed C. Wondered D. Studied 14. A. Sacrificed B. finished C. Fixed D. Seized 15. A. Needed B.  booked C. Stopped D. Washed 16.  A. loved  B.  teased  C. washed  D. Rained 17.  A. Packed B. punched C. Pleased D. pushed  18.  A. filled  B. naked  C. suited  D. wicked  19.  A. Caused B. increased C. Practised D. Promised 20.  A. Washed B. parted C. Passed D. Barked II. Choose the most suitable word or phrase for the blank: 1. The students are waiting __________________ the teacher. A. to B. at C. for D. Both A & B 2. She needs __________________ those medicines. A. has B. have C. having D. to have 3. Our teacher told us __________________ this book. A. read B. to read C. reading D. to reading 4. The ________ of the flu include a headache, a high temperature and aches in the body. A. symptom B. symptoms C. cure D. cures 5. They had to fill __________________ their medical records. A. in B. at C. on D. up 6. Were you ever __________________ from school last semester? A. late B. early C. absent D. lost 7. What’s wrong __________________ you? A. to B. with C. about D. for 8. Yesterday they had a __________________ check-up. A. medical B. medicine C. medicines D. medicinal 9. __________________ is a shop where you can buy medicines. A. Bakery B. Toy store C. Shoe store D. Drugstore 10. You can go back to the waiting room. A. follow B. return C. get on D. stand 11. She will be back __________________ a few minutes. A. in B. at C. on D. when 12. What’s your surname? A. middle name B. full name C. family name D. forename 13. __________________ is a condition of the body when it is too hot because of illness. A. Cold B. Fever C. Cough D. Flu 14. Follow __________________, please! A. I B. me C. my D. mine 15. She’s 145 centimeters __________________. A. tall B. high C. heavy D. old 16. Nga is filling ________________ her medical records. A. from B. for C. in D. on 17. The doctor needs ________________ her temperature. A. take B. taking C. to take D. will take 18. Would you ________________ English, please? A. talk B. speak C. tell D. spoke 19. We are having a ________________ check-up. A. medical B. medicine C. medically D. medicine 20. I need to weigh you. Would you get ________________ the scales, please? A. on B. in C. at D. to 21. The doctor ________________ you in a few minutes. A. see B. will see C. saw D. sees 22. My brother ________________ a new job there. A. start B. starts C. starting D. started 23. The nurse told Hoa ________________ back to the waiting room. A. goes B. going C. went D. to go 24. Hoa fills in her medical ________________. A. record B. measure C. form D. both A & C 25. The medicines ________________ the pain in my chest. A. prevented B. relieved C. protected D. hurt 26. Everybody ________________ the symptoms but nobody knows a cure. A. know B. knows C. knowing D. knew 27. Did you play baseball yesterday? A. Yes, I was B. No, I didn’t C. Yes, I did D. both B & C 28. We should ________________ our hands before meals. A. wash B. washed C. washing D. to wash 29. What was wrong ________________ you? A. with B. about C. from D. over 30. Did your Mom write a sick note ________________ you? A. from B. for C. of D. at