... (A. are used) (B. primarily) to enrich (C. soil) and (D. increasing) yield. ĐỀ KIỂM TRA TRẮC NGHIỆM TIẾNG ANH - TEST 4 A. Structure 1. Based on the premise that light is composed of color, the ... B) 3 B) 4 B) 5 A) 6 C) 7 B) 8 C) 9 A) 10 D) 11 C) 12 B) 13 C) 14 D) 15 B) 16 C) 17 D) 18 B) 19 C) 20 A) 21 A) 22 A) 23 C) 24 B) 25 A) 26 B) 27 D) 28 C) 29 B) 30 C) 31 D) 32 A) 33 D) 34 D) 35 ... 3. of the play Mourning Becomes Electra introduces the cast of characters and hints at the plot. A) The act first B) Act one C) Act first D) First act 4. As soon as with an acid, salt, and...