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【多选题】
经济全球化是一把"双刃剑",带来的一些负面影响有()。A.
加剧了国际竞争
B.
增多了各国和全球共同面临的社会经济问题
C.
增加了国际风险
D.
冲击国家主权
E.
冲击了发展中国家的民族工业
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举一反三
【单选题】_______as an Olympic event, a sport must be played in at least 75 countries on at least 4 continents.
A.
To accept
B.
Having accepted
C.
To be accepted
D.
Accepting
【单选题】To be elected to the Senate a person must______.
A.
be at least 25 years old
B.
be at least 30 years old
C.
have been a citizen for seven years
D.
be a lawyer
【多选题】Which of the following does the professor mention as the benefits of the study of fossils?[Clink on 2 answers. ]
A.
It provides information on how dinosaurs become extinct.
B.
It helps petroleum engineers with the finding of oil.
C.
It helps petroleum engineers to purify oil.
D.
It gives clues to how life originated and evolved.
【单选题】Which of the following did the woman NOT mention about the production of the armchairs?
A.
Time.
B.
Labor.
C.
Technology.
【单选题】Which of the following doesn't the woman mention as the way to get information?
A.
Television.
B.
Radio.
C.
Internet.
D.
All sorts of magazines.
【单选题】下列说法正确的是( )。
A.
干式气缸套外壁直接与冷却水接触
B.
干式气缸套壁厚度比湿式气缸套大
C.
干式气缸套安装后比湿式气缸套强度和刚度好
D.
干式气缸套比湿式气缸套冷却效果好
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