What ______ you ______ when you father came back?
| A．did, do | B．are, doing | C．were, doing | D．do, do |
______ you don’t give up, your dreams will come true.
A. As long asB. As soon as C. As well as
----- What is the name of the song you sang just now? It ______ beautiful.
----- It is You and me.
A. heard B. listened C. sounded
The assistant won’t let you ______ the cinema if you haven’t a ticket.
A. enter B. to enter C. entering
You are too late. The film ______ since half an hour ago.
A. has begun B. has been on C. began
Do you know ______ Guangzhou tomorrow?
A. whether they leave for B. whether will they leave for
C. whether they are leaving for