Question

---- Mary, are these your bags?
---- _________

A．Yes, there are

B．Yes, they’re

C．Yes, they are

D．Yes, there’re

Answer 1

C

试题分析：句意：玛丽，这些是你的包吗？是的，他们是。对these are的回答，应该用they are。且，不用缩写形式。