有能力和無能力的地道表達

I can manage it myself.

我自己可以做到.

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I'm capable of keeping a secret when necessary.

必要時我是可以保守祕密的.

My brother is able to speak three foreign languages.

我的兄弟可以說3門外語.

We know how to contact with him.

我們知道如何與他取得聯繫.

She is unable to settle the debt with such a short period.

她不能在如此短的時間內償清債務.

Mary doesn't know how to mend her telephone.

瑪麗不知道如何修理她的電話.

There's nothing I can do about it.

我無能爲力.


Trees are incapable of growing without sunshine.

樹在無陽光的地方不能生長.