我不想动，生怕吵醒她。

I didn't want to move ___for ___fear ___of waking her up.

没有人敢转身，生怕会极度失望。

No one dared to turn around ___for ___fear ___of being bitterly disappointed.

他保持沉默，生怕说错话。

He kept silent ___for ___fear ___of saying something wrong.