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1·Lower reading achievement scores and grades in fifth grade contributed to reduced grades in middle school and thereby contributed to a 40% lower high school graduation rate.

五年级学生的阅读成绩分数较低，导致其进入中学后成绩下降，进而导致高中毕业率下降40%。

2·This is the highest graduation rate ever.

这是有史以来最高的毕业率。

3·Our high school graduation rate has hit an all-time high.

我国的高中生毕业率也达到历史新高。

4·Since then the graduation rate has improved by ten to fifteen percent.

自那以后，毕业率提高了10%到15%。

5·I don't see lower crime rates. I don't see a greater high school graduation rate.

我没有看到犯罪率降低，我没有看到一个更大的高中毕业率。

6·Overall, the six-year graduation rate for four-year institutions is only 59%.

总体说来，四年的大学机构六年的毕业率只有59%。

7·The high school graduation rate, at just 61.3 percent, puts Texas 43rd out of 50 in state rankings.

高中毕业率只有61.3%，在50个州中排名第43位。

8·The teen pregnancy rate was soaring, and the high school graduation rate was plummeting to record lows.

少女怀孕率上升。同时，高中学生的毕业率下降。

9·In fact, we have a college graduation rate that's slightly below the average across all advanced economies.

事实上，我们大学毕业率比全球发达国家的平均水平还要稍低一些。

10·In fact, America has a college graduation rate that's slightly below the average across all advanced economies.

事实上，美国的大学生毕业率已经略低于发达国家的平均水平。