她紧张得手一直在抖，控制不住地颤抖。

She was so nervous that her hands were ___sh-sh-shaking uncontrollably.

他紧张得双腿直发抖。

His legs were ___sh-sh-shaking from nervousness.

做蛋糕前，记得先把面粉和糖摇匀。

Remember to ___sh-sh-shake the flour and sugar together before making the cake.