I 'm flunking in english lit .

我的英语文学课不及格。

You 're flunking english . That 's your mother tongue , and stuff .

你的英文挂了。那是你的母语，这还聪明。

Flunking out of medical school extinguished his hopes of becoming a doctor .

被医学院退学毁掉他成为医生的希望。

You 're flunking math ?

你数学一直不及格?

If he were so smart , he wouldn 't be flunking three classes .

如果他真的那么聪明，就不会有三门课都不及格了。