我可以喝点可乐吗?A. Here you are! B. I like Coke. C. Can I have some Coke?
I________a cat. A.am B.is
It's________purple chair. A.a B.an
It's________orange dog. A.a B.an
It's________cap. A.a B.an
It's________black dog. A.aB.an