I don; t know if my father will go to America next year.
我不知道我父亲明年是否会去美国。
If I fail any of the courses I won "t be accepted into medical school next year."
要是我有一门课不及格，我明年就进不了医学院。
Paired t-tests were used to test for significant improvement from one year to the next.
数据收集和分析：测量结果对患者在连续两年每年的访问。
Paired t-tests were used to test for significant improvement from one year to the next.
数据收集和分析：测量结果对患者在连续两年每年的访问。
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