他母亲去世时，他彻底崩溃了。

He ___went ___to ___pieces when his mother died.

在审判的巨大压力下，她害怕自己会情绪崩溃。

Under the immense pressure of the trial, she feared she would ___go ___to ___pieces.

许多人预计在明星球员离开后，这支队伍会垮掉，但他们让所有人都感到惊讶。

Many expected the team to ___fall ___to ___pieces after their star player left, but they surprised everyone.