【题目】—Are they your books? ( )
—No. Our books ______ old, but ______ are very new.
A. is; we B. is; you C. are; they D. are; we
【答案】C
【解析】
books作主语,be动词应该用复数,又“他们”是新的,故答案为C。

【题目】—Are they your books? ( )
—No. Our books ______ old, but ______ are very new.
A. is; we B. is; you C. are; they D. are; we
【答案】C
【解析】
books作主语,be动词应该用复数,又“他们”是新的,故答案为C。