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问题 单项选择题

某人借款4000元，如果年利率为10%，两年后到期，按复利计息，到期时借款人应支付的利息为( )元。

A．800
B．850
C．840
D．820

答案

参考答案：C

解析： 计算公式：本息和=本金×(1+利率)n
借款4000元，如果年利率为10%，n为2，代入可得。

多项选择题

钻孔灌注桩施工时，造成钻孔塌孔或缩径的主要原因有（）等。

A.钻进速度过慢

B.护壁泥浆性能差

C.钻孔偏斜

D.成孔后没及时灌注混凝土

E.地层复杂
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单项选择题

The amazing success of humans as a (91) is the result of the evolutionary development of our brains which has led, among other things, to tool-using, tool-making, the (92) to solve problems by logical reasoning, thoughtful cooperation, and language. One of the most striking ways in which chimpanzees biologically (93) humans (94) in structure of their brains. The chimpanzee, with the capacity for (95) reasoning, (96) a type of intelligence more like that of humans than (97) any other mammal living today. The brain of the modern chimpanzee is probably not too dissimilar (98) the brain that so many millions of years ago (99) the behavior of the first ape man.
For a long time, the fact that prehistoric people made (100) was considered to be one of the major (101) distinguishing them from other creatures. (102) pointed out earlier, I have watched chimpanzees (103) grass stems in order to use them to probe for termites. It is tree that the chimpanzee does not (104) tools to "a regular and set pattern"—but then, (105) people, before their development of stone tools, undoubtedly poked around (106) sticks, and straws, at which stage it seems (107) , that they made tools to a set pattern either.
It is because of the close (108) in most people’s minds of tools with humans (109) special attention has always been focused upon any animal able to use an object as a tool: but it is important to realize that this ability, on its own, does not necessarily indicate any special intelligence in the creature (110) .

A．criterion

B．criteria

C．standard

D．level
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