如果他还有一点点常识，就会避免这样高风险的投资。

If he had ___an ___ounce ___of common sense, he would avoid such risky investments.

她为期末考试投入了全部精力。

She put every ___an ___ounce ___of energy into her final exam preparation.

那些荒谬的谣言没有一点真实性。

There is not ___an ___ounce ___of truth in those ridiculous rumors.