问题
单项选择题
室内CO污染不会造成下列哪种危害（）.
A.缺氧
B.神经系统病变
C.心血管系统病变
D.致癌
答案
参考答案：D
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室内CO污染不会造成下列哪种危害（）.
A.缺氧
B.神经系统病变
C.心血管系统病变
D.致癌
参考答案：D
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Unusual girl | ||||
| Have you ever heard of a girl of 15, who has set up a company (公司) of her own? Wendy Wong is the girl. She started the business two years ago. She has already _1_ several successful (成功的) computer games. They are so _2_ that over half a million games are sold every year. Now all of her family work in her business, and she is _3_ at school. She gets up early in the morning, and then has a talk with her family about the _4_ over breakfast. Every day during weekdays, she goes to school in her own car with a _5_, for she is not old enough. She enjoys her school, but some of the work is too easy for her to feel _6_. She usually gets "A" grades in all her _7_, so the other students often ask her for _8_. She finishes her homework in half an hour after her driver takes her home. After dinner, she goes to her office and _9_ working on her computer, writing games until 2 a.m.  . She does not usually need so much _10_ as other children. | ||||
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