单项选择题

Researchers found that the more carrots people ate, the lower their odds of developing lung cancer（）

A．研究者们发现吃胡萝卜的人越多，得肺病的几率越低。
B．研究人员发现人们吃胡萝卜越多，得肺癌的可能性越低。
C．研究人员找到了那些喜欢吃胡萝卜的人，但发现他们都得了肺病。
D．研究者们发现人们吃胡萝卜越多，得肺病的几率越低。

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单项选择题

In the twenty-first century, American's attitude toward remarried people will be（）

A．critical
B．suspicious
C．fussy
D．approving

单项选择题

Which of the following statements is NOT true（）

A．Marriage is still popular now.
B．Remaining single is becoming more and more popular now.
C．Divorce is much popular now.
D．Remarriage is getting more and more popular.