GIẢI THÍCH GIÙM EM NHA Ạ 4. Whenever my parents went out in the evening, I ______the job of taking care of my younger brother. A. would get B. should get C. must have gotten D. had better get 5. Peter ____________rather sleep on a mattress than on the floor. A. shall B. could C. would D. must 7. Robert has a new car. He___________ it for a very good price. He paid 30 % less than the regular retail cost. A. could buy B. had to buy C. was supposed to buy D. was able to buy 8. "Did you enjoy a picnic?"/" It was O. K, but I'd rather__________to a movie." A. go B. be going C. have gone D. went 9. "Why are you so sure that Ann didn't commit the crime she's been accused of committing. "She ______that crime because I was with her, and we was out of town on that day.' A. committed B. may not have committed C. wasn't supposed to commit D. couldn't have committed 11. "It _________rain this evening. Why don't you take an umbrella?”/ “That's a good idea!" A. had better B. could be C. must D. might 12.___________you hand me that pair of scissors, please?" / "Certainly." A. May B. Shall C. Will D.Should 14. "What are you doing here now? You ____________be here for another three hours." "I know. We got an early start and it took less time than we expected I hope you don't mind.” A. couldn't B. might not C. had better not D. aren't supposed to 15.“_________taking me downtown on your way to work this morning?" / "Not at all." A. Can you B. Why don't you C. Would you mind D. Could you please