题目

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(笑) and answered, "I don't know. Helen, do you know?"     "I don't know, 7 . Miss Smith," said Helen, "But it happened 8 my father." The other children in the class laughed when they heard this.     Then a boy said, "I 9, Miss Smith! A man's hair becomes grey 10because it's sixteen years older than his beard." （1） A . woman B . student C . teacher （2） A . so B . but C . because （3） A . cried B . learned C . laughed （4） A . enjoyed B . thought C . wanted （5） A . one B . a C . an （6） A . when B . how C . why （7） A . too B . either C . also （8） A . of B . with C . to （9） A . think B . know C . sure （10） A . fast B . slowly C . first 答案：（1）B；（2）C；（3）B；（4）A；（5）A；（6）C；（7）B；（8）C；（9）B；（10）C；

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