... ĐÁP ÁN 1:D, 2: D, 3:D, 4:A, 5:D, 6:B, 7:A, 8:D, 9:A, 10:C, 11:B, 12: C, 13:C, 14:B, 15:D, 16:D, 17:C, 18:B, 19:B, 20 :A, 21 :A, 22 :D, 23 :A, 24 :C, 25 :C, 26 :C, 27 :A, 28 :c, 29 :B, 30:D, 31:D, 32: C, 33:D, ... turned off D.had turned off 23 /He failed the exam again, ……………….made his parents very disappointed A.which B.whose C.when D.that 24 /- Congratulation on winning the prize!” - …………………………………… ” A.All ... C.unless D.if 27 /You can look…………….the new word in the dictionary A.up B.after C.for D.into 28 /The bomb went…………….with a loud bang which could be heard all over the town A.on B.up C.off D.out 29 /Chemical...