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【判断题】
设函数 是 上的偶函数,且 ,则 。( )A.
正确
B.
错误
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参考解析：
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【单选题】患儿，女，1岁，急性起病，并有高热，流涎，厌食。查体：咽部充血，咽腭悬雍垂、软腭等处可见2～4mm大小的疱疹，心肺（-），最可能的诊断是（）
A.
急性咽炎
B.
鹅口疮
C.
咽结合膜热
D.
猩红热
E.
疱疹性咽峡炎
【单选题】What do we learn from the fourth paragraph?
A.
Mineral resources do bring people fortune.
B.
Fertile soils are nonrenewable sources in fact.
C.
People have learned to use land in a protective way.
D.
People usually regard groundwater as not replaceable.
【单选题】患儿,女,1岁,急性起病,并有高热,流涎,厌食。查体:咽部充血,咽腭弓,悬雍垂,软腭等处可见2~4mm大小的疱疹,心肺(-),最可能的诊断是( )
A.
急性咽炎
B.
鹅口疮
C.
咽-结合膜热
D.
猩红热
E.
疱疹性咽峡炎
【单选题】58What do we learn from the 2011 Australian study of 1,621 people?
A.
Sunscreen should be applied alongside other protection measures.
B.
High-risk people benefit the most from the application of sunscreen.
C.
Irregular application of sunscreen does women more harm than good.
D.
Daily application of sunscreen helps reduce the incidence of melanomas.
【判断题】2 Most of the life cycle costs for a product are determined by decisions taken in the early stage of a product’s life cycle.
A.
正确
B.
错误
【简答题】What do we learn from the last paragraph?
【简答题】What do we learn from this conversation?．
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