中考英语专项突破：阅读理解精练（5）
2019-08-05 17:22:59中考网整理
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Want to stay away from colds? Put on a happy face.
Compared to unhappy people, those who are cheerful and relaxed are less likely to suffer from colds, according to a new study. It's possible that being happy helps the body fight illnesses, say the researchers from New York University.
