Bài 2 adj or adv . 1.Non - smokes usually, live. (long) than smokers. 2.Traffic in the city is always (budy). than that in the countryside. 3.It usually rouns. (heavy) in central met Nam than in other rergias. 4.I will have to try a bit (hard). than this. 5.The boy were playing thí game. (noisy) than the girls. 6. This took is (easy ) than that one.

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