下面给大家整理一些托福考试的阅读练习题，希望大家喜欢。
托福阅读练习题(1)
【Introduction】
Doctors have long known that vitamin D is essential to good health. Get enough of it and it ensures strong bones and teeth. But a new study this week suggests an even more extraordinary benefit: a lower risk of death.
【Section One】Article
Vitamin D Lowers Risk of Death
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