① The population of China ____(be) over 1.4 billion.
② Forty percent of the population of the city ____(be) living in the countryside.
③ 印度的人口比加拿大的人口多。
The population of India is ____ ____ that of Canada.

① is ② are ③ larger than

① Actions speak ____(loud) than words.
② Students have ____(little) homework than before because of the new rule.
③ After a night's rain, the mountains are much greener and the air is much ____(fresh).
④ (天津中考)Many people think eating at home is ____ than eating in the restaurant.
A. healthy
B. healthier
C. healthiest
D. the healthiest
⑤ (福建中考)— Judy practises her oral English hard every day.
— So she does. She pronounces words ____ than before.
A. clearly
B. more clearly
C. most clearly

① louder ② less ③ fresher
④ B 句意:许多人认为在家吃饭比在餐馆吃饭更健康。根据 than 可知,应使用形容词比较级。
⑤ B 句意:“朱迪每天努力练习英语口语。”“她确实如此。她发音比以前更清楚了。”根据 than before 可知,此处应使用比较级。