I have to be off now.My friends________outside.
— 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
We had to _____our discussion because one of us suddenly got ill. A.take off B.turn off C.break off
— Would you mind my taking this seat? — ______. A.Sorry, I can’t B.No,not at all C.It’s a pleasure
— ____can we board our plane? — In twenty minutes. A.How soon B.How long C.How often
My e-mail______to you last night. Have you received it____? A.sent;yet B.is sent;already C.was sent;yet