[hé bì]
(用反问语气表示不必) there is no need; why
Why act in this way at that time?
何必当初
We are all good friends; why stand on ceremony?
都是自己人,何必客气呢?
There is no need to go so early.
何必去那么早。
What's the need to ask him?
何必问他?
I was only joking. Why take it so seriously?
开个玩笑嘛,何必当真呢?