... C.If my sister have left the car key, I would have picked her up at the airport. ĐỀ THI THAM KHẢO ANH VĂN 12 – SỐ 1 QUESTIONS 1 — 5: Choose one option A,B,C or D corresponding to the word ... whoever set D. who set 21 . World trade patterns are indicative of the important economic issues _____ confront the world today. A. what B. that C. who D. they 22 . Experiments related to ... up the ice, traveling at more than twenty-five miles per hour and slapping a puck at more than 125 miles per hour, makes the sport ______than many other ports. A. is more dangerous B. more than...