不到20个学生考试全部及格。
18个学生她就给了13个不及格。
每年考试不及格的学生现在不足十人。
The number of people who fail each year is now in single figures.
I only give, I don't know, about 10% or 20% for getting the right number in a computation. I tell my graders, if the student demonstrates minimal acceptable proficiency that student has to get a passing score.
我只是给,我不知道,10%或者20%的随机概率得到合适的数字,我告诉我的学生们,如果有人想证明,最小可接受的熟练,就是学生们得到一个及格的分数。
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