45.He has got his lung problem, so his doctor advises him to ________ smoking. A. take up B. turn to C. give up D. leave behind (20 Điểm) A B C D 46.He retired from work last year and now lives _______ his pension. A. by B. on C. with D. in (20 Điểm) A B C D 47.The shortage of clean water _______ in serious diseases and epidemics A. brings B. causes C. results D. leads (20 Điểm) A B C D 48.To everyone’s surprise, the Prime Minister turned _______ at Tom’s wedding. A. in B. over C. up D. round (20 Điểm) A B C D 49.The alarm clock went __________ at midnight, which prevented me from sleeping A. on B. up C. off D. over (20 Điểm) A B C D 50.We had to check _______ at 5 a.m., but the plane did not take ___________ till 7 a.m. A. in / on B. in / off C. off / in D. out / off (20 Điểm) A B C D 51.Please put __________ your coat because the weather is cold. A. on B. off C out D. with (20 Điểm) A B C D 52.The old woman kept _________ talking during the meeting. A. up B. on C. with D. to (20 Điểm) A B C D