-Cheer up!Things will be better!-Yes,it will definitely.Because it ___be worse.

问题描述:

-Cheer up!Things will be better!-Yes,it will definitely.Because it ___be worse.
A.needn't B.shan't C.mustn't D.can't 选什么 为什么?

D
事情已经无法再坏了.
无法,can‘t
--干杯, 一切都会好起来的
--是的,绝对会的.因为已经无法再坏了.
A 不必
B 不得
C 不准