[单选题]在没有脚手架或者在没有栏杆的脚手架上工作，高度超过（）时，应使用安全带，或采取其他可靠的安全措施。
A.1.5m
B.1.2m
C.1.0m
D.0.8m

[简答题]地陪在接团前的准备工作有哪些?

[单选题] 线路允许速度大于 160km/h 时,无缝线路铝热焊缝距轨枕边缘不应小于
( )。
A. 30mm
B. 40mm
C. 60mm
D. 100mm

[单项选择]墙体保温板材接缝方法应符合施工方案要求。保温板接缝应平整严密。检查数量：每个检验批抽查（），并不少于（）处。
A. 20%；5
B. 10%；3
C. 20%；3
D. 10%；5

[单项选择]People have wondered for a long time how their personalities and behaviors are formed. It is not easy to explain why one person is intelligent and another is not, or why one is cooperative and another is competitive.
Social scientists are, of course, extremely interested in these types of questions. They want to explain why we possess certain characteristics and exhibit certain behaviors. There are no clear answers yet, but two distinct schools of thought on the matter have developed. As one might expect, the two approaches are very different from one another, and there is a great deal of debate between proponents of each theory. The controversy is often referred to as "nature / nurture".
Those who support the " nature" side of the conflict believe that our personalities and behavior patterns are largely determined by biological and genetic (遗传学的) factors. That our environment has little, if anything, to do with our abilities, characteristics, and behavior is central to this
A. Nature proponents would say that Whites are genetically superior to Blacks.
B. Supporters of the nature theory would say that Whites score well because they have a superior environment.
C. Behaviorists would say that Blacks often lack the educational and environmental advantages that Whites enjoy.
D. Nurture proponents would disagree that Blacks are biologically inferior to Whites.

[单选题]产品质量国家监督抽查样品的取样地点一般应该在( )。
A.企业的生产线上抽样
B.产品贮运过程中的车辆中抽样
C.企业成品仓库内的待销产品中抽样
D.商品流通领域

[判断题]使用性能，是指在制造零件或工具的过程中材料适应各种冷热加工的性能。
A.正确
B.错误

[单项选择]{{B}}第三篇{{/B}}