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【单选题】
成人男性血红蛋白正常参考值范围为A.
100～140g/L
B.
140～170g/L
C.
110～150g/L
D.
170～200g/L
E.
120～160g/L
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【简答题】河里原来有42只鸭，走了8只鸭，来了6只鸭，河里现在有多少只鸭？
【单选题】The author agrees that the bar in general is ______.
A.
unhelpful
B.
harmful
C.
ugly-looking
D.
marketable
【单选题】In general, our society is becoming one of giant enterprises directed by a bureaucratic management in which man becomes a small, well-oiled cog in the machinery. The oiling is done with higher wages, ...
A.
a necessary part of the society though each individuals function is negligible
B.
working in complete harmony with the rest of the society
C.
an unimportant part in comparison with the rest of the society though functioning smoothly
D.
a humble component of the society, especially when working smoothly
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