Chronic heart failure is attributed to-最需题库

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1In people in their mid-70s, only 0. 45 percent of cardiomyocytes _ .
A.are still functional
B.are reduced each year
C.are replaced each year
D.are damaged each year
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2The finding could prove to be useful to
A.the analysis of cardiac cells
B.the prevention of chronic diseases
C.the treatment of heart disease
D.the study of longstanding mysteries
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3The human heart stops producing cardiac cells
A.when a person becomes old
B.as soon as a person gets sick
C.immediately after a person is born
D.once a person dies
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4Obesity and alcohol consumption may also lead to some other diseases.
A.Right
B.Wrong
C.Not mentioned
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5Fewer women died from breast cancer in the UK in 2005 than in 2004.
A.Right
B.Wrong
C.Not mentioned
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6It is not known yet if the rate of cell turnover in diseased hearts
A.is high enough to replace cells faster than they're dying off
B.is of any use to researchers
C.is the same as that in healthy hearts
D.changes over time
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7The body of the Iceman was found in the mountains mainly because
A.the melted ice made him visible
B.two Germans were climbing the mountains
C.he was lying on the ice
D.he was just on a mountain pass
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8What can be inferred from paragraph 2、
A.The Iceman was killed while working.
B.The Iceman lived a poor life.
C.The Iceman could have died from the wound in the hea
D.D.The Iceman was struck dead from behind.
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9All the following are assumptions once made about the Iceman EXCEPT .
A.he was a soldier in World War I
B.he was a Swiss woman's long-lost father
C.he was born about a thousand years ago
D.he came from Italy
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10The scientists made the deduction that the Iceman '
A.was hit in the shoulder by an arrowhead .
B.was probably in some kind of a battle
C.had got a wound on the back of his head
D.had a tiny hole in his skin causing his death
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