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参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】Passage Three When trying to understand why some people have trouble living within their means, we tend to blame factors such as high interest rates and irresponsible spending. Now researchers have fo...
A.
credit-card debt is mainly attributed to high interest rates
B.
reckless spending is a major cause of a person’ s debt
C.
young adults tend to spend more money than they earn
D.
whether we overspend or not is probably determined by a particular gene
【单选题】Passage Three When trying to understand why some people have trouble living within their means, we tend to blame factors such as high interest rates and irresponsible spending. Now researchers have fo...
A.
Different genes play different roles: one type of gene can’ t take the place of other genes.
B.
The same gene that affects credit-card debt may also increase the risk of breast cancer.
C.
The low version of MAOA gene is bound to leave people heavily in debt.
D.
The low version of MAOA gene alone may not necessarily result in overspending.
【单选题】Passage Three When trying to understand why some people have trouble living within their means, we tend to blame factors such as high interest rates and irresponsible spending. Now researchers have fo...
A.
The way we deal with money is related to our genetic features.
B.
A particular gene affects financial behavior outside the lab.
C.
Adolescents’ genetic grouping affects their health.
D.
Too much MAOA may cause someone to behave impulsively.