问题描述：
you are getting fatter and fatter.You should eat ____food and take _______exercise.A.less ,less B
China has the _______population (人口数)in the world.
A.largest
B.bigger
C.most
D.fewest
China has the _______population (人口数)in the world.
A.largest
B.bigger
C.most
D.fewest
问题解答：
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