What color are your shoes ?- .A. It`s blackB. They`re black shoesC. They’ re blackD

问题补充：

--- What color are your shoes ? --- .

A. It`s black

B. They`re black shoes

C. They’ re black

D. Black shoes

答案：

A. It`s black

B. They`re black shoes

(答案→)C. They’ re black

D. Black shoes

解析：本句问的是颜色，BC回答的是什么（黑色的鞋）。故排除BC。通过题干 What color are your shoes可知，应用they’re。所以本题选C。