Teenagers would rather _________ phone calls while businessmen prefer ______ e-mails to communicate with each other.

I should consider myself failing my duty if I didn’t take____action at that moment. [ ]

下列对相关文学、文化常识的表述不恰当的一项是

You say you are short of money. Why not sell your old gold watch for some money— Oh, I can’t, because it was a gift from my wife. I promised her I would never _________ it.

Today Beijing Opera ______ by many people even from other countries.