— Could you tell me _____?— Yes. He _____to Australia.A.where is he;has gone B.where he is;has gone C.where he is;has been
—Could I use your dictionary? —________.
—Could you please________the floor for me? —Yes,sure.
—Which do you prefer,a CD player or a Walkman? —________.I prefer a portable computer.
I can’t play the piano,and________.
She’s not strong enough________walking up mountains.