[简答题]

[A] Human history contains great stories that can help us appreciate more about past life.
[B] The great achievement can provide motivation for learners.
[C] Making us more human, more than anything else, is the purpose of studying history.
[D] Learning history can lead a more colorful life.
[E] History can tell us when we should give up.
[F] History can teach us a lesson from its mistakes.
The speaker alleges that studying history is valuable only insofar as it is relevant to our daily lives. I find this allegation to be specious. It wrongly suggests that history is not otherwise instructive and that its relevance to our everyday lives is limited. To the contrary, studying history provides inspiration, innumerable lessons for living, and useful valueclarification and perspective—all of which help us decide how to live our lives.
41.______
To begin with, learning about great human achievements of the past provi

[填空题]

[A] Human history contains great stories that can help us appreciate more about past life.
[B] The great achievement can provide motivation for learners.
[C] Making us more human, more than anything else, is the purpose of studying history.
[D] Learning history can lead a more colorful life.
[E] History can tell us when we should give up.
[F] History can teach us a lesson from its mistakes.
The speaker alleges that studying history is valuable only insofar as it is relevant to our daily lives. I find this allegation to be specious. It wrongly suggests that history is not otherwise instructive and that its relevance to our everyday lives is limited. To the contrary, studying history provides inspiration, innumerable lessons for living, and useful valueclarification and perspective—all of which help us decide how to live our lives.
41.______
To begin with, learning about great human achievements of the past provi

[填空题]Psychologists believe that human beings can only use 10percent of their inborn ability to remember.

[单项选择]
Solving a longstanding mystery, scientists have found that the human heart continues to generate new cardiac cells throughout the life span, although the rate of new cell production slows with age.
The finding, published in the April 3 issue of Science, could open a new path for the treatment of heart diseases such as heart failure and heart attack, experts say.
"We find that the beating cells in the heart, cardiomyocytes, are renewed," said lead researcher Dr. Jonas Frisen, a professor of stem cell research at the Karolinska Institute in Stockholm, Sweden. "It has previously not been known whether we were limited to the cardiomyocytes we are born with or if they could be renewed," he said.
The process of renewing these cells changes over time, Frisen added. In a 20-year-old, about 1 percent of cardiomyocytes are exchanged each year, but the turnover rate decreases with age to only 0.45 percen
A. are still functional
B. are reduced each year
C. are replaced each year
D. are damaged each year