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【单选题】
题 女性,63岁,经常在冬季和季节转变时,咳嗽,咳痰史8年,近3年来活动时气急,近二天因受凉咳嗽,气急加重, 咳黄痰,双肺散在干、湿性啰音,心率100次/分,下列哪项治疗措施是最重要的A.
持续低流量吸氧
B.
使用氨茶碱等平喘药
C.
选用氨溴索等祛痰药
D.
超声雾化吸入
E.
选用有效抗菌药
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举一反三
【单选题】The Chinese agricultural tax wasn’t completely abolished______2006, which reduced the farmers’ burden greatly.
A.
until
B.
before
C.
since
D.
after
【单选题】Industrial output has grown by an average of（）annually since tariff barriers were eliminated in 1977.
A.
3%
B.
5%
C.
8%
D.
10%
【单选题】Average tariff levels in the United States in the last decade are
A.
about equal to the average since 1930.
B.
above the average since 1930.
C.
positive, but below the average since 1930.
D.
zero, as there are no longer any tariffs in the United States.
【单选题】The average tariff rate to data on dutiable imports in the United States is approximately
A.
5 % of the value of imports.
B.
15% of the value of imports.
C.
20 % of the value of imports.
D.
25% of the value of imports.
E.
more than 25% of the value of imports.
【单选题】When ataxon agoodisenacted,
A.
buyer s an d seller s shar e th e burde n o f th e ta x regardles s o f whethe r th e ta x i s levie d o n buyer s o r o n sellers.
B.
buyer s alway s bea r th e ful l burde n o f th e tax.
C.
seller s alway s bea r th e ful l burde n o f th e tax.
D.
seller s bea r th e ful l burde n o f th e ta x i f th e ta x i s levie d o n them ; buyer s bea r th e ful l burde n o f th e ta x i f the ta x i s levie d o n them.
【单选题】The average tariff rate dutiable imports in the United States after RTAAis approximately _________.
A.
less than 10 % of the value of imports.
B.
15% of the value of imports.
C.
20 % of the value of imports.
D.
25% of the value of imports.
【判断题】C1. Average Tariff Rates on products remain very much the same from 1950s to 2000 globally.
A.
正确
B.
错误
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