我生活在期末考试不及格的担忧中。

I lived in fear of failing my final exams.

《柯林斯英汉双解大词典》

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.

《牛津词典》

你真正应该做的是找出你考试不及格的原因。

What you really need to do is to figure out the reason why you fail the exam.

youdao

In fact one of the frankly best things I ever did as an undergraduate was, perhaps fittingly, take this course pass-fail.

实际上我上本科时做的最得意的事,恰当地说，就是把这门课的成绩看成及格和不及格两种。

哈佛公开课 - 计算机科学课程节选

Congratulations again to those that did well and let's do what we can to get everybody over to the right of that blue line.

再次鼓励那些取得好成绩的同学,让我们做我们能做的来让每个人,过及格线。

麻省理工公开课 - 固态化学导论课程节选

And this is absolutely not true; it's for the most part the entire freshman year for instance at MIT is taking pass-fail.

这绝对是不正确的;,例如，麻省理工学院的大部分新生在第一年参加的课程,都是采用及格-不及格的打分制度。

哈佛公开课 - 计算机科学课程节选