Found throughout Central and South America, sloths hang from trees by long rubbery limbs, they sleep 15 hours a day, and with such infrequent movements that two species of algae grow on its coat and between its toes.
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正确的用户笔记
qiyeran346 2014-09-26 10:05:30
S-V agreement: its...indicates that the sloth should be in the singular form
