单项选择题

In what ways human beings are different from other animals

A．Human beings are concerned with their origins.
B．Human beings can think and value.
C．Human beings can distinguish good from evil.
D．Human beings have evolved over long time.
<上一题 目录 下一题>
热门 试题

单项选择题
What Olshansky and his team member discovered shows that
A．it is possible for the average life span to increase to 120 years, if death rates are reduced.
B．the average human life span will increase a little, if the death rates are reduced.
C．the upper limits of life bears no relation with the change of death rates,
D．the average human life span will increase a lot, if no one died before reaching age 50.
单项选择题
Why is it forgivable for people to hope that they will live longer in the future than now
A．Because people want to live as long as possible,
B．Because life expectancy has doubled since the mid-19th century.
C．Because many people live past 100 and the oldest individuals have reached more than 100.
D．Because great progress is made in medicine and health sciences during the past 150 years.
相关试题