The article written by the famous economist is really _______. None of us can understand it.

下列各句中，没有通假字的一项是 （ ）

It’s none of your business _______other people thinkabout you. Believe yourself.

We should never give up _________ to achieve our dreams.

His father likes travelling very much.— So he does. In________opinion, travelling is relaxing and exciting.