—Is this your sweater Joy?—No It’s not sweater. is yellow. A. my MyB. my MineC. mine

问题补充：

—Is this your sweater, Joy?

—No, It’s not sweater. is yellow.

A. my, My

B. my, Mine

C. mine, Mine

D. mine, My

答案：

A. my, My

(答案→)B. my, Mine

C. mine, Mine

D. mine, My

解析：形容词性物主代词一般在名词前作定语,名词性物主代词一般位于动词前作主语.