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【判断题】
同轴电缆是由一根空心的外圆柱体及其所包围的内导线所组成。A.
正确
B.
错误
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【简答题】Last week, while visiting my dad with my daughter, we went to a restaurant for dinner. When we were seated, my dad asked the waitress if there were any soldiers eating at the restaurant. Then waitress...
【简答题】… we (have) a recall …______________
【单选题】People often recall having felt chilled before the onset of a cold. This supports the hypothesis that colds are, at least sometimes, caused by becoming chilled; it is the chill that allows a rhino vir...
A.
Being chilled is a form. of stress, and stress lowers the defenses of a person' s immune system, which guards against infection.
B.
After a rhino virus has incubated in a person for several days, the first symptom it causes is a feeling of chilliness.
C.
People who are tired and then become chilled are more likely to catch severe colds than are people who are chilled without being tired.
D.
Some people who catch colds are not sure what it was that allowed them to catch cold.
E.
Rhino viruses are not always present in the environment, and so a person could become chilled without catching a cold.
【多选题】陈云在中共八大上提出的"三个主体、三个补充“的重要思想有( )
A.
在工商业经营方面，国家经营和集体经营为主补充一定的个体经营
B.
在生产计划方面，计划生产为主补充一定的自由生产
C.
在分配方面，以按劳分配为主补充一定的其他分配形式
D.
在市场方面，国家市场为主补充一定范围的自由市场
【简答题】(B) Last week, while visiting my dad with my daughter, we went to a restaurant for dinner. When we were seated, my dad asked the waitress if there were any soldiers eating at the restaurant. Then wait...
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