You can’t buy happiness. However, it looks(1)______you can at least inherit it, British and Australian researchers said. A s

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问题     You can’t buy happiness. However, it looks(1)______you can at least inherit it, British and Australian researchers said.
    A study of nearly 1, 000(2)______ of identical and non-identical twins found genes(3)______ half the personality traits that make people happy(4)______ factors such as relationships, health and careers are responsible for the rest of our well-being. " We found that around half the(5)______ in happiness were genetic ," said Tim Bates, a researcher at the University of Edinburgh who led the study. " It is really quite(6)______. " The researchers asked the volunteers—(7)______in age from 25 to 75—a series of questions about their personality, how they worried and how satisfied they were (8)______ their lives. Because identical twins share the(9) ______ genes and non-identical twins do not, the researchers could identify common genes that(10)______ certain personality traits and predispose people to happiness.
    People who are sociable, active, stable, hardworking and conscientious (11)______ to be happier, the researchers reported in the journal Psychological Science. " What this study showed was(12)______the identical twins in a family were very similar in personality and in well-being, and(13)______, the non-identical twins were only around half as similar," Bates said. "That strongly (14)______ genes. " The(15)______are an important piece of the puzzle for researchers(16)______ to better understand depression and(17)______makes different people happy or unhappy, Bates said. People with positive inherited personality traits may, in effect, also have a reserve of happiness to(18)______ in stressful times,he said.
    "An important implication is that personality traits of being(19)______, calm and reliable provide a resource, we called it ’ affective reserve,’ that(20)______ future happiness" Bates said.
(5)

选项 A、differences
B、similarities
C、variations
D、resemblances

答案A

解析 名词辨析题。[A]differences表示“不同,差异”,是最常见的表示“差异”的单词,符合题意。[C]variations指相同等级或种类的差异,通常指原始的、指定的或典型的事物的变更,排除;[B]similarities和[D]resemblances均表示相似之处,均与句意不符,故排除。
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