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【多选题】
历史发展的动力问题,下列说法正确的有A.
社会基本矛盾是社会发展的基本动力
B.
阶级斗争是阶级社会发展的直接动力
C.
革命是历史的火车头
D.
改革对社会发展起推动作用
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【多选题】气体灭火系统根据其灭火剂种类、灭火机理不同,其适用范围也各不相同。下列火灾中,二氧化碳灭火系统和七氟丙烷灭火系统均可扑灭的有()。
A.
电气火灾
B.
固体深位火灾
C.
液体火灾
D.
可切断气源的气体火灾
【单选题】ew born babies can discriminate between a man's and a woman's voice.
A.
treat
B.
distinguish
C.
express
D.
analyze
【单选题】C People from East Asia tend to have more difficulty than those from Europe in distinguishing facial expressions--and a new report published online in Current Biology explains why. Rachael Jack, Unive...
A.
pay equal attention to the eyes and the mouth
B.
consider facial expressions universally reliable
C.
observe the eyes and the mouth in different ways
D.
have more difficulty in recognizing facial expressions
【简答题】A statue, a monumental, a building, or a park may be dedicated to commemorate a distinguished individual.
【单选题】Which of the following is not regarded as one major category of terrorist crime distinguished by intention?
A.
The hijacking of passenger aircraft.
B.
Actual rule by terror.
C.
The use of violence to create public fear.
D.
The use of violence to gain the means for the self-support of terrorist organizations.
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