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患者，女，28岁，常因胃溃疡出血出现头晕乏力、苍白，经检查：HB90g／L，RBC3.50×109／L，确诊为缺铁性贫血。

应用硫酸亚铁治疗有效的早期表现是（）。

A.面色红润

B.心搏变慢

C.网织红细胞增加

D.血压升高

E.食欲好转

答案

参考答案：C

阅读理解

Lily is from New York , the USA .She is ten . Now she is in Shanghai No.3 Junior High School .She is in Class One ,Grade Seven .Her phone number is 66786019 .Dongdong is from Kunming .His English name is Tom . He is in Class Two ,Grade Seven .His phone number is 24524233 .They are not in the same class .They are good friends .

阅读短文内容，选择正确答案。（10分）

小题1:Lily is an           girl .

A. English             B. Chinese            C. American

小题2: Dongdong is in Class           .

A. One                B. Two                C.Three

小题3: Lily and Dongdong are good             .

A. students             B. friends              C. boys

小题4:Where is Tom from ?              

A. The USA            B. Japan              C. China

小题5:How old is Lily ?                

A . Ten                B .Eleven             C.Twelve
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单项选择题

作Valsalva动作时，可使下列哪种杂音增强（）

A．二尖瓣狭窄

B．二尖瓣关闭不全

C．特发性肥厚型主动脉瓣下狭窄

D．主动脉瓣狭窄

E．主动脉瓣关闭不全
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