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【单选题】
According to the information in the second paragraph, how do customers approach new products?A.
They take some time to develop a liking for them.
B.
They make comparisons with other new products.
C.
They need some persuasion to purchase them.
D.
They consider cost an important feature.
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举一反三
【单选题】下面关于人工呼吸描述不正确的一项是()。
A.
口对口吹气法简单有效
B.
俯卧压背法也是常用方法之一
C.
人工呼吸运用肺内压与大气压之间压力差的原理，使呼吸骤停者获得被动式呼吸
D.
以上都不对
【简答题】简述口对口人工呼吸的方法
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A.
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C.
D.
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A.
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B.
心源性哮喘
C.
喘息型支气管炎
D.
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E.
过敏性肺炎
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【单选题】We should well balance our work and relaxation, and only by doing that, as everybody would agree , ______ a good state of mind.
A.
can we have
B.
we can have
C.
need we have
D.
we need have
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A.
can we have
B.
we do have
C.
we will have
D.
we must have
【单选题】Everybody thought the battle would be . And they were right.
A.
losing
B.
missing
C.
lost
D.
missed
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