ainforest不可数,其他可数
cow,复数cows或 kine
horse,复数horses或horse
hen,复数hens
rose,复数roses
insect,复数insects
frog,复数frogs
bear,复数bears
whale,复数whales或whale
ainforest不可数,其他可数
cow,复数cows或 kine
horse,复数horses或horse
hen,复数hens
rose,复数roses
insect,复数insects
frog,复数frogs
bear,复数bears
whale,复数whales或whale