2. 外语
  3. The amazing success of man as a(1)_____ is the result of the evolutionary development of our brains which has(2)_____, among oth

The amazing success of man as a(1)_____ is the result of the evolutionary development of our brains which has(2)_____, among oth

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问题     The amazing success of man as a(1)_____ is the result of the evolutionary development of our brains which has(2)_____, among other things, to tool-using, tool-making, the ability to solve problems by logical(3)______, thoughtful cooperation, and language. One of the most striking ways(4)_____ chimpanzees biologically resemble humans(5)_____ the structure of their brains. The chimpanzee, with his(6)_____ for primitive reasoning, exhibits a type of intelligence more like(7)_____ of humans than does any other(8)_____ living today. The brain of the modern chimpanzee is(9)_____ not too dissimilar to the brain that so many millions of years ago directed the(10)_____ of the first ape man.
    For a long time, the fact that(11)_____ man made tools was considered to be one of the major criteria to(12)_____ them from other creatures. It is true that the chimpanzee does not fashion his (13)_____ to a regular and set pattern—but then, primitive man,(14)_____ development of stone tools, undoubtedly poked around with sticks and straws, at which(15)_____ it seems unlikely that he made tools to a set pattern(16)_____.
    It is because of the close(17)_____ in most people’s minds of tools with man(18)_____ special attention has always been(19)_____ upon any animal able to use an object(20)_____ a tool; but it is important to realize that this ability, on its own, does not necessarily indicate any special intelligence in the creature concerned.
(14)
选项 A、after his
B、before his
C、after its
D、before its
答案B
解析 根据下文的poked around with sticksand straws(拿着棍棒和秸秆这些工具到处戳戳)，推断这是石器工具制造以前的事情，此外primitive man的物主代词应用his表示，故选B。
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