A．no more thanB．not more thanC．a bit more thanD．much more than
A. no more than
B. not more than
C. a bit more than
D. much more than
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The human nervous system differs from that of animals in that
A. man has more developed forebrain.
B. man can feel pains while animals can't.
C. man has different neural structures.
D. man's mental life is in nature different from that of animals.
We can conclude from the last paragraph that
A. the reactions of the pupils are relevant to pain.
B. the fact that animals see and hear has been commonly accepted.
C. animals can feel pain in exceptional circumstances.
D. it's reasonable to suppose that animals don't feel pain.
湖泊水温变化规律说法正确的是（)。A．湖泊水温变化具有时间和空间规律，其中主要是季节性变化和湖泊水温变化规律说法正确的是()。
A. 湖泊水温变化具有时间和空间规律，其中主要是季节性变化和垂直变化，对于大湖泊，通常垂向分为三个层次，上部温度较高，下层温度较低，中间为温跃层
B. 湖泊水文是否分层，由经验性指标a、β来辨别，其中a＜20、β＞0时，认为湖泊．水库(人造湖泊)是分层的
C. 夏季，溶解氧较高的是下层湖泊
D. 利用湖泊或水库的平均水深H判断是否分层时，当H＞10m时认为下层水不受上层水的温度影响，为分层型
E. 洪水期湖泊只能是混合型，如果a＜10，则为分层型
公路工程施工监理阶段划分为施工准备、施工、交工验收与缺陷责任期三个阶段。()
A. 正确
B. 错误
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