Ex2) So sảnh không bằng ; 1.I'm not 2.Today isn't 3.English isn't 4.Today They are not 5.Hoa isn't Ex3) Choose A,B,C or D :1.People now live....... yesterday (cold ) my sister. (young) Vietnamese. (difficult). us. (happy) her sister.(beautiful) than before. A. well B. the best C. well 6.3. D D. better 6.1