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young
younger
Xiao Yu is younger than Liu Xing.
Liu Xing is older than Xiao Yu.
longer
shorter
Guess.(猜一猜)
This animal is very big , It has two big ears , two small eyes and four big legs . It has a very long nose , guess, what is it ?
big
small
smaller
bigger
thinner
thin
heavier
heavy
stronger
strong
thin
heavy
big
small
strong
thin
ner
heav
ier
small
er
big