1. (2021六下·高明期末) 读句子，选择正确的单词或词组填空，使句子通顺合理，每个选项只能用一次，答案写在横线上。

heavier  bigger  older

1. （1） Lily is 41kg. Chen Jie is 45kg. Chen Jie is .
3. （2） My mother is 42. my father is 44. So my father is than my mother.
5. （3） Look at the bear. It is much than the rabbit.