Kitty is But her sister is tall．A. tallB. fatC. shortD. slim

问题补充：

Kitty is ．But her sister is tall．

A. tall

B. fat

C. short

D. slim

答案：

A. tall

B. fat

(答案→)C. short

D. slim

解析：根据文章内容But her sister is tall，可知答案为C