—Tom, I hope you won’t make the mistake later.—I swear I won’t. You know .A. A fall into a

—Tom, I hope you won’t make the mistake later.
—I swear I won’t. You know .
A. A fall into a pit, a gain in your wit.
B. Adversity makes a man wise, not rich.
C. Things at the worst will mend.
D. Happy is the man who learns from the misfortunes of others.

(答案→)A. A fall into a pit, a gain in your wit.B. Adversity makes a man wise, not rich.C. Things at the worst will mend.D. Happy is the man who learns from the misfortunes of others.解析：A吃一堑长一智；B逆境出人才；C否极泰来；D吸取他人教训，自己才会走运。

这个解释是对的