我必须回家读书


播放对话

AI've got to go home and study.
我必须回家读书。

BFor what?
为什么?

AThe test tomorrow.
为明天的考试啊!

BIf you don't know it by now, you might as well not bother studying.
如果你到现在对考试材料还没有弄懂的话,你倒不如不用麻烦去学了。