You cant buy happiness. However, it looks 【C1】______you can at least inherit it,British an

You cant buy happiness. However, it looks 【C1】______you can at least inherit it,British and Australian researchers said. A study of nearly 1,000【C2】______of identical and non-identical twins found genes 【C3】______half the personality traits that make people happy【C4】______ factors such as relationships, health and careers are responsible for the rest of our well-being. " We found that around half the【C5】______in happiness were genetic," said Tim Bates, a researcher at the University of Edinburgh who led the study. " It is really quite 【C6】______." The researchers asked the volunteers—【C7】______in age from 25 to 75—a series of questions about their personality, how they worried and how satisfied they were【C8】______ their lives. Because identical twins share the 【C9】______genes and non-identical twins do not, the researchers could identify common genes that 【C10】______ certain personality traits and predispose people to happiness. People who are sociable, active, stable, hardworking and conscientious【C11】______to be happier, the researchers reported in the journal Psychological Science. " What this study showed was【C12】______the identical twins in a family were very similar in personality and in well-being, and【C13】______, the non-identical twins were only around half as similar," Bates said. "That strongly【C14】______genes. " The【C15】______ are an important piece of the puzzle for researchers 【C16】______to better understand depression and 【C17】______ makes different people happy or unhappy, Bates said. People with positive inherited personality traits may, in effect, also have a reserve of happiness to【C18】______in stressful times, he said. "An important implication is that personality traits of being【C19】______. calm and reliable provide a resource,we called it affective reserve, that【C20】______ future happiness" Bates said.

【C1】

A．that

B．like

C．if

D．as

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