完形填空。（10分）

My    1   is Mary. I    2    eleven. Ted is my friend.     3   is thirteen. We    4  in the same（相同的） school. My     5   is a teacher（老师）. She is a teacher in    6   school. My dad is a teacher,   7   . He is an    8   teacher in a college (大学). I have a cat.    9    name is Mimi. It is white and black. It’s a nice cat. We are good   10  .

(       ) 1. A. sister         B. friend          C. name

(       ) 2. A. is              B. are                 C. am

(       ) 3. A.I           B. He              C. She

(       ) 4. A. is             B. are               C. am

(       ) 5. A. dad            B. mom             C. teacher

(       ) 6. A. my             B. his                 C. hers

(       ) 7. A. to             B. too                 C. but

(       ) 8. A. tall           B. strong              C. English

(       ) 9. A. It’s           B. Its                 C. Hers

(       ) 10. A. friend        B. friends             C. friend’s

下列哪项不是正常性别分化的内容

A．性别决定
B．性腺分化
C．Y染色体存在
D．内生殖器发育
E．外生殖器发育