12m vuông 45cm vuông = …m vuông

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Conditional sentence type 1 and 2 1. I __________more help, I would call my neighbor. A. needed B. shall need C. I have needed D. should need 2. Do you think there would be less conflict in the world if all people __________the same language? A. spoke B. speak C. had spoken D. will speak 3. If you can give me one good reason for your acting like this, I __________this incident again. A. will never mention B. never mention C. will I never mention D. I don’t mention 4. Unless you __________all of my questions, I can’t do anything to help you. A. answered B. would answer C. answer D. are answering 5. If someone __________ in to the store, smile and say, “May I help you?” A. comes B. came C. come come 6. “Here’s my phone number”. “Thanks. I‘ll give you a call if I __________some help tomorrow” A. will need B. need C. would need needed D. should D. 7. If I didn’t work for an accounting firm, I __________in a bank now. A. work B. will work C. have worked work 8. The death rate would decrease if hygienic conditions __________improved. A. was B. is C. were been 9. The patient will not recover unless he __________ an operation. A. had undergone B. would undergo C. undergoes undergoing 10. If she __________ him, she would be very happy. A. would meet B. will meet C. met meet 11. If I had enough money, I__________ abroad to improve my English. A. will go B. would go C. went have go to 12.The bench would collapse if they __________on it. A. stood B. stand C. standing 13 .If it __________convenient, let’s go out for a drink tonight, A. be B. were C. was D. would D. had D. was D. should D. should D. stands D. is 14. If I see him, I _____ him a gift. A. give B. would give C. will give D. gave 15. I shouldn't go there at night if I_____ you. A. am B. was C. be 16. If you had the chance, _____ you go fishing? A. did B. may C. would 17. If you_____ a choice, which country would you visit? A. have B. had C. have had have 18. If I found a wallet in the street, I_____ take it to police. D. were D. do

Question 13: Your English is improving. You speak it ______than before. ​​A. well​ B. better ​C. more better​D. less better Question 14: Lan never goes to the movies , ______ she? ​A. doesn’t ​​B. does C. did D. didn’t Question 15: Many scientists are eager to look ______ life on other planets. ​A. after B. at ​C. for ​D. up Question 16: Tom is very intelligent. ______, he’s lazy. ​A. So​ ​​B. But​ ​​C. Therefore​​D. However Question 17: “______”​- “ Yes, I’d like some information about trains, please.” ​A. Can I help you?​​​​B. May I help you? ​C. What can I do for you?​​​D. All are correct. Question 18: The primary causes of species extinction are habitat destruction, illegal exploitation and ______ . ​A. polluted​​B. pollute​​C. pollution​​​D. pollutedly Question 19: Cotton is one popular fiber that______clothes ​A. used to make​B. is used to making​C. used to be made​ ​D. is used to make Question 20: We missed the first bus to the station but _______ we got there just in time for the last train. ​A. luckily ​B. unlucky ​C. lucky​ ​D. Unluckily Question 21: The tour guide told them ______ trash on the water. ​A. not throw ​​B. not to throw​C. to throw not​​D. not throwing Question 22: I can’t understand the French visitors. I wish I ______ French.​ ​A. knew​B. will know​C. know​​​D. have known Question 23: When we looked at the baby last night, he______. ​A. was sleeping​B. slept ​C. is sleeping ​​D. sleeps Question 24: Many countries have had plans to recycle waste paper to ________ money. ​A. share​B. keep​C. save​​D. waste Giúp hộ mik đang cần gấp