问题 单项选择题

建国以来,我国一直把“财政平衡、没有赤字”作为国家经济建设的一条指标。但改革开放以后,财政赤字却成了我国经济建设中普遍存在的经济现象。这是因为,在风险可控的前提下,适度的财政赤字可以()

A.增加社会总供给,扩大居民消费

B.减轻企业的税负,改善经济结构

C.抑制通货膨胀,扩大消费需求

D.扩大有效需求,刺激经济增长

答案

参考答案:D

解析:

A选项观点与题意不符,财政赤字并不能增加社会总供给,故排除。B选项观点与题意不符,财政赤字并不能减轻企业的税负,改善经济结构,故排除。C选项观点与题意不符,财政赤字并不能抑制通货膨胀,故排除。D选项观点正确且符合题意,适度的财政赤字可以扩大有效需求,刺激经济增长,故入选。解答本题,可运用排除法。

考点:本题考查财政赤字

单项选择题 B1型题
单项选择题

It is clear that some chemicals can damage the health of animals and humans. (1) , this is not the only problem that (2) be caused by the careless use of chemicals. Chemicals can also (3) the ecological balance of the environment. If the ecological balance is disturbed, the results can be (4) serious.The (5) of DDT illustrates the problem. DDT, a chemical which kills insects, at first seemed to be a perfect answer (6) many problems. It would control insects that caused dangerous diseases, (7) insects that caused billions of dollars of damage to crops every year. Governments permitted and even (8) the use of DDT. Farmers in many countries (9) to spray it on their crops. The (10) results were good. Damage to crops (11) down, and profits went up. However, the chemical had effects which the scientists didn’t see in (12) . First, it also killed insects which were the (13) enemies of the harmful insects and which were therefore beneficial to farmers. Second, and perhaps worse, DDT did not kill (14) harmful insect. A few insects had natural resistance to the chemical. They (15) and reproduced in large numbers. In a few years there were large numbers of insects which were not (16) by DDT, and there were (17) insects which Could act as natural (18) on these new "super-insects". Finally, it became clear that DDT was not solving the insect problem. In fact, it was making the problem worse. It (19) became necessary to find a second (20) for the effects of the first.

第(20)空应选择()

A.cause

B.insect

C.answer

D.cure