低年级小学生对所观察的事物难以从整体上作出概括，他们往往较注意事物表面的、明显的、无意义的特征，而看不到事物之间的关系，更不善于揭露事物的有意义的本质特征。()
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It can be inferred from the last paragraph that
A. temporary income tax cuts can not promote consumption.
B. temporary deficit can make economy condition become better.
C. temporary deficit spending has a negative effect on future economy.
D. adequate taxation can boost the economy in a recession.
建设工程安全事故处理的原则有()。
A . 事故原因未查清不放过
B . 事故责任人未受到处理不放过
C . 事故未制订整改措施不放过
D . 事故有关人员未受到教育不放过
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