Question

【题目】—Are these your keys?

—Yes, _________. Thank you very much.

A. these are B. these aren’t C. they are D. they aren’t

Answer 1

【答案】C

【解析】句意：——这些是你的钥匙吗？——是的，他们是。非常感谢你。these are 这些是； these aren’t 这些不是；they are 他们是；D. they aren’t他们不是。Are these……?的肯定回答用Yes, they are.。故选C。