单项选择题

Which of the following statements may contribute to a longer life span

A．Showing adequate trust instead of suspicion of others.
B．Eating the food low in fat and driving with great care.
C．Cultivating an optimistic personality and never losing heart.
D．Looking on the bright side and developing a balanced level of risk.
<上一题 目录 下一题>
热门 试题

单项选择题
The social scientists have long felt confused about the fact that______.
A．2,500 people accidentally commit suicide every year
B．the death rates remained stable year after year
C．a quota for each type of death has not established
D．people lost their lives every year for this or that reason
单项选择题
By saying ... statistically canceling out the benefits that the seat belt confers (Line 8, Para. 2), the author means______.
A．wearing seat belts does not have any benefits from the statistic point of view
B．deaths from wearing seat belts are the same as those from not wearing them
C．deaths from other reasons counterbalance the benefits of wearing seat belts
D．wearing seat belts does not necessarily reduce deaths from traffic accidents
相关试题