在民用建筑中对岩石地基承载力的特征值不宜按下述（）方法确定。

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问题单项选择题

A.对完整岩石地基承载力可按岩石饱和单轴抗压强度标准值乘以折减系数确定

B.对较破碎的岩石地基承载力特征值亦可按A.款中的方法确定，但折减系数应取更小的值

C.对破碎的岩石地基承载力特征值，可根据地区经验取值

D.对极破碎的岩石地基承载力特征值可根据标准贯入试验确定

答案

参考答案：D

解析：

据《建筑地基基础设计规范》(GB 50007—2002)第5.2.6条(D)不正确。

阅读理解

阅读理解。

● Last month, some volunteers from Xi'an went to a middle school in the mountain area. They
gave away 40 beds, 2 computers and hundreds of books to the students. The school lies deep in
the mountains. Students have to live in the school. But the school was too poor to provide beds
for them, so they had to
sleep on the desks. Thanks to the volunteers, now the students can sleep on their own beds in
the school.

● The Zapps, from Argentina( 阿根廷), began their tour in their old cars several years ago. They
travelled to over 40 countries with four kids. Many people wondered what made them travel around
the world. They said, "It's just oue dream, a big dream, from Argentina to the whole world. Thanks
to those who supported us during our journey, our dream came true in the end. "Do you want to see
your dream come true?" If so, why not start right away?

● Jack Tsonis and Lindsay Morrison in Sydney decided to do something special on the UN's
International Day of Peace. They both loved peace. They both wanted to break the world record for
the longest handshake to bring more love and peace to the world. To break the world record, they
needed to shake hands for over 11 hours without a stop. Finally they make it. Their arms hurt a lot,
but they were very happy.

1. The volunteer gave away _____ to the students.

A. beds and computers
B. clothes and books
C. desks and beds
D. beds and bags.

2. What can we learn from the second story?

A. We can hardly travel around the world if we have an old car.
B. We can travel around the world if nobody helps us.
C. We should realize our dreams if we have lots of money.
D. We should start right away if we want to realize our dream.

3. Which is TRUE about the men in the last story?

A. It took them less than 11 hours to break the world record.
B. They were happy though they didn't break the world record.
C. Both of them loved peace.
D. They often shook hands

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单项选择题

用盐酸滴定液滴定氨水时，使用的指示剂是

A．甲基橙

B．铬黑T

C．酚酞

D．淀粉

E．硫酸铁胺

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