问题
单项选择题
以下皮肤病中无角化过度的是()
A.扁平苔藓
B.银屑病
C.单纯疱疹
D.鱼鳞病
答案
参考答案:C
以下皮肤病中无角化过度的是()
A.扁平苔藓
B.银屑病
C.单纯疱疹
D.鱼鳞病
参考答案:C
完形填空。 | ||||
When Mary Smith was a 1 , she wanted to be a teacher, 2 she liked children. When she was twenty, she began teaching in a small school. She was a good teacher, and she 3 a lot with the children in her class. They 4 her teaching. One day 5 of the girls in her class said to her, "Miss Smith, 6 does a man's hair become grey before his beard (胡子) does?" Mary laughed and answered, "I don't know. Helen, do you know?" "I 7 , either, Miss Smith," said Helen, "but it happened to my father." The 8 children in the class laughed when they heard this. Then a boy said, "I 9 , Miss Smith. A man's hair becomes grey 10 because it's sixteen years older than his beard." | ||||
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