—Is this your pencil?—No . It’s his pencil.A. it is notB. it isC. it isn’tD. it’s

问题补充：

—Is this your pencil?

—No, . It’s his pencil.

A. it is not

B. it is

C. it isn’t

D. it’s

答案：

A. it is not

B. it is

(答案→)C. it isn’t

D. it’s

解析：考查情景交际。“这是你的铅笔吗？”“不，是他的。”否定回答用isn’t，故选C。