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【判断题】
关于“ 花枝招展 ” 的判断是否正确 1 春天像小姑娘,花枝招展的,笑着、走着。(褒义词) 2三仙姑已年过半百,还常常打扮的花枝招展,看了令人生厌。(褒义词)
A.
正确
B.
错误
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参考答案:
举一反三
【单选题】按我国环境标准体系构成的分诶,环境标准可分为()
A.
海洋与陆地
B.
地方与行业
C.
国家、省(市)、区县级
D.
国家级与地方级
【判断题】Office软件是通用的应用软件,它可以不依赖操作系统而独立运行。
A.
正确
B.
错误
【单选题】书中所说零售经营常识有多少个?
A.
5
B.
10
C.
20
D.
25
E.
30
【简答题】. Birds in cities are damaging their health by trying to sing above the noise of life. New research shows that male birds are trying to compete against traffic and city sounds.They are now singi...
【单选题】Which of the following is discussed in the third paragraph?
A.
The same noise level produces a different effect on land and in the ocean.
B.
Different places may have different types of noises.
C.
The decibel is not a suitable unit for measuring underwater noise.
D.
Different ocean animals may have different reactions to noises.
【简答题】The government _____ air quality in areas from level one to five: excellent, fairly good,slightly polluted, poor and erous. A  arranges       B. classifies     C. distributes       D. divide...
【单选题】If the signal is very large compared to the noise level, then . 【 】
A.
the signal-to-noise ratio is poor
B.
a perfect message can take place
C.
it ’ s a terrestrial can take place
D.
the noise power is very strong
【单选题】Scientists now tend to agree that the noise level for potential hearing loss begins at about 70 decibels. Some of them are very concerned because normal daily life often exposes people to noise levels...
A.
30 decibels
B.
70 decibels
C.
100 decibels
D.
none of the above
【单选题】Because of the loud noise,millions of people in urban areas__________ .A.cannot watch TV##
A.
Because of the loud noise,millions of people in urban areas__________ . A.cannot watch TV
B.
cannot have normal conversations in outdoor areas
C.
cannot sleep well during the night
D.
cannot give speech in public
【简答题】稳态响应是 指时间( ) 时系统的输出状态,表征系统输出量最终复现输入量的程度
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