mảnh mai, gầy

(a)  

ốc sen

(a)  

Nam Đại Dương: (a)   Ocean

cứng, thô ráp/khó khăn

(a)  

tròn

(a)  

nhỏ bé

(a)  

An octopus hasn't got any teeth, but it can (a)   snails.

A seahorse is a fish, it's got a (a)   body and a tail.