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问题 单项选择题

剥工程建设标准强制性条文所直接涉及的范围论述准确、全面的是（）。

A.工程质量、工期、安全及环境保护 

B.工程质量、卫生及环境保护 

C.工程质量、安全、卫生及环境保护 

D.卫生、安全及环境保护

答案

参考答案：C

改错题
短文改错
     此题要求改正所给短文中的错误。对标有题号的每一行作出判断：
     如有错误（每行只有一个错误），则按下列情况改正：
     该行多一个词：把多余的词用斜线（＼）划掉；
     在该行右边横线上写出该词，并也用斜线划掉；
     该行缺一个词：在缺词处加一个漏字符号（∧）；
     在该行右边横线上写出该加的词；该行错一个词，在错的词下划一个横线；
     在该行右边横线上写出改正后的词。注意：原行没有错的不要改。
Jimmy was only eight years. He wanted to learn
to play the piano. So his mother found the teacher
for him. At first Jimmy was happy with the
teacher because he is too strict with him. He decided      
to leave him, but his mother explained him that
if the teacher made the lessons too easily and
allow him to do as he wished, he would never learn
nothing. After thinking about this a few minutes,
Jimmy thought of that his mother was quite right.          
Then the teacher taught him in two years. 		1._____
2. _____
3. _____
4. _____
5. _____
6. _____
7. _____
8. _____
9. _____
10. _____
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选择题

在我们生活的地球上，每年每月，甚至每时每刻，都有某个物种在灭绝或濒临灭绝，而且灭绝的速度在加快。造成物种灭绝的原因是 [ ]

①自然历史因素

②自然灾害因素

③人为的破坏因素

④物种的数量减少

A、①②③

B、②③④

C、①③④

D、①②④

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