... 17b, 18d, 19d, 20 b, 21 a, 22 c, 23 b, 24 b, 25 a, 26 c, 27 d, 28 d, 29 a, 30d, 31d, 32d, 33c, 34d, 35c, 36a, 37c, 38b, 39c, 40c, 41d, 42c, 43a, 44b, 45a, 46c, 47b, 48c, 49b, 50a, 51b, 52a, 53a, 54c, 55c, ... BÀI TẬP VỀ DẤU TRỌNG ÂM CÓ 2 ÂM TIẾT CÓ ĐÁPÁNI. Choose one word whose underlined part is pronounced differently from theothers:1. a. nature b. change c. gravity d. basic 2. a. darkness ... leaver d creamy Key: I. 1c, 2b, 3b, 4d, 5a, 6b, 7d, 8c, 9c, 10b, 11b, 12a, 13d, 14d, 15c, 16d, 17c, 18b, 19d, 20 d.II. Stress:1b, 2c, 3c, 4a, 5c, 6b, 7c, 8b, 9a, 10b, 11c, 12b, 13a, 14c, 15a,...