Question

【题目】— What color is the key? -- ______.

A. It's a key B. It's a yellow key. C. It's yellow.

Answer 1

【答案】C

【解析】句意：——这把钥匙是什么颜色的？——它是黄色的。A. It's a key它是一把钥匙；B. It's a yellow key. 它是一把黄色的钥匙。C. It's yellow.它是黄色的。问句是询问颜色，需要直接用表示颜色的词来回答，故答案为C。