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归谬法:是指通过假定被反驳的论题为真,由此引申出一个明显荒谬的结论,从而确定被反驳的论题虚假的方法;根据定义,了归谬法的是
A.
甲说:“你看,路边树上结满李子肯定很甜。”:“如果是甜的早被人摘走,怎么可能结满果树呢?
B.
甲说:“核电站具有放射性;因此是肮脏的。“”“那大自然也有放射性,难道说大自然也是肮脏的吗?”
C.
甲说:“所有被告人都是有罪的。”:“民事诉讼中的被告人就是无罪的。”
D.
甲说:“如果把5只鸽子放进2个鸟笼,则至少有2只在同一个鸟笼”,:“也存在一个鸟笼只有一只的情况。”
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【单选题】The 1988 drought in North America was probably caused by shifts in the temperature patterns of large equatorial stretches of the Pacific Ocean. The drought, therefore, is not evidence for the hypothes...
A.
Most pre-1988 droughts for which we have records were preceded by shifts in temperature patterns in the Pacific Ocean.
B.
There has been no warming trend in the United States over the last 100 years.
C.
The consequences of global warming occur long after the actual emission of pollutants into the atmosphere.
D.
Emissions of carbon dioxide gas into the atmosphere increased in 1988.
E.
A global warming trend could cause increases in the frequency and severity of shifts in temperature patterns in the Pacific Ocean.
【单选题】当二极管的反向电压增加到某一数值时,反正电流急剧增加,此时的电压称为()。
A.
饱和电流
B.
饱和电流
C.
击穿电压
D.
饱和电压
【单选题】测风原始数据中的方位角指的是正北线与( )沿顺时针方向的夹角。
A.
. 斜距
B.
水平距离
C.
高度
D.
水平位移
【单选题】At the beginning of the 17th century the English language was brought to North America by colonists from England who used the language spoken in England, that is,______, the language used by Shakespea...
A.
Elizabethan English
B.
Edwardian English
C.
King's English
D.
Standardized English
【多选题】下列关于亚急性硬化性全脑炎的叙述对的是:
A.
麻疹的远期并发症
B.
慢性或亚急性进行性脑炎
C.
与病毒基因变异有关
D.
发病率高
【简答题】The North was by then firmly established as an ____ society. Labor was needed, but not slave labor.
【判断题】By the end of the Civil War, the North was in a state of political upheaval, social disorder and economic decay.
A.
正确
B.
错误
【单选题】当二极管的反向电压增加到某一数值时,反正电流急剧增加,此时的电压称为()。
A.
反向饱和电流
B.
正向饱和电流
C.
反向击穿电压
D.
正向饱和电压
【多选题】下列关于亚急性硬化性全脑炎的叙述正确的是
A.
麻疹的远期并发症
B.
慢性或亚急性进行性脑炎
C.
与病毒基因变异有关
D.
发病率高
【简答题】8. All __________ with the north was stopped by the snowstorm.
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