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问题 单项选择题

按焦虑的不同程度进行分级，其中能使个体对周围活动的警觉程度降低的焦虑属于()。

A．心神安定

B．安康状态

C．轻度焦虑

D．中度焦虑

E．重度焦虑

答案

参考答案：D

解析：[知识点] 焦虑的分级

选择题

有关化学物质对环境的影响，下列叙述中错误的是（　　）

A．汽车的高温引擎产生氮的氧化物，直接排放会造成空气污染

B．核能发电以铀235为燃料，产生的核废料具有放射性，需妥善处理

C．使用无铅汽油主要为了减少二氧化碳的排放，可显著降低温室效应

D．电镀工厂若直接排放含高浓度铜、锌、铬等离子的废水，会造成环境污染
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完形填空

Almost every child in cities has the chance to go to school, but not all children in the countries are s小题1: lucky.

There is a girl called Xiao Wen. She is 8 years old and lives in a small v 小题2: in Guangxi. When she was young, she wanted to go to school. But she could not, because her family was too p小题3: to afford the school fees (学费) for her, so her parents had to keep her at home. I 小题4: of studying, Xiao Wen worked in the fields with her parents every day. Then Project Hope heard about Xiao Wen. It helped her to go to school. Her wish of study came t 小题5:, and now she is studying in a school.

U小题6:, there are many thousands of children who can not go to school .You can join in Project Hope and help these children. You know all the work n小题7: money and Project Hope needs your help.

If you give Project Hope ￥300 each year, it can pay for one child to go to school for a w 小题8: year. With more money, Project Hope can b 小题9: new schools, buy good desks, chairs, blackboards and books. Let’s help the children together and give them a c 小题10: to have a good start in life.
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