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【判断题】
占动物体重0.01%以上的矿物元素称为微量元素。A.
正确
B.
错误
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举一反三
【单选题】The program zero is() o
A.
Determined by the machine tool manufacturer
B.
Determined by the programmer
C.
0n the worktable
D.
0n the spindle
【单选题】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 ...
A.
kind
B.
series
C.
species
D.
tribe
【单选题】The Internet is a powerful tool, but make sure that you use it wisely for all the good value it offers and that you won’t let too much of a good thing become something bad. ( )
A.
F
B.
O
【简答题】Humor is a most effective, yet frequently neglected, means of handling the difficult situations in our lives. It can be used for patching up differences, apologizing, saying “no,” criticizing, getting...
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