阅读短文，根据图示填空。

Dear Smith,

      I am happy to have a new pen pal. I live in 1____________ . I like 2____________  

very much. After school I like 3____________  English songs. And I also like 4____________

. My mom is a doctor. She likes 5____________ and 6____________ .

She goes to work 7____________ . My dad is a math teacher. He likes 8____________

and 9____________  CCTV news. And he also likes 10____________ . I love my

mom and dad very much. Tell me something about you. What's your hobby?

　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　Your new friend,

　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　Alice

下列哪种疾病对受血者是潜在的危险因素（）。

A.肾病

B.风湿病

C.带状疱疹

D.糖尿病