問題詳情

II. 綜合測驗（第 6 題至第 30 題，共 50 分）( A ) People who sleep less than six hours per night or more than eight are more likely to suffer heart problems thanpeople who sleep between six and eight hours, said a U.S. study. The findings confirm 6 in previous, smallerstudies, but are based on a nationally representative sample of 3,000 people. The subjects were people over age 45who 7 a survey of health issues in U.S. households. They were asked to describe their sleep 8 and werealso asked if they were ever told they had heart ailments. People who said they got too little sleep were two timesmore likely to have a stroke or heart attack and 1.6 more likely to have congestive heart failure 9 people whoslept between six and eight hours nightly. 10 these findings, it seems getting six to eight hours of sleep everyday probably confers the least risk for cardiovascular disease over the long term, the researchers said.
6.
(A) that
(B) them
(C) those
(D) which

參考答案

答案：C
難度：困難0.281879
統計：A(51),B(22),C(42),D(22),E(0)

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