【Cats and dogs are the most popular pets and thought_____members of the family.】

问题描述:

【Cats and dogs are the most popular pets and thought_____members of the family.】
Cats and dogs are the most popular pets and thought_____members of the family.
A[for] B[of] C[as] D[from]
选什么,为什么?

As~as有作为的意思~句子是说狗和猫是非常流行的宠物,它们被当作一个家庭的成员