—Peter, let’s check what we still have left.—Well, _____ is no use evaluating the total loss before the typhoon leaves.
We are still at the airport.If it weren’t for the delayed flight, we _______ the concert right now.
_____ his research paper, Professor Reagan experienced various hardships and loneliness for nearly half a year.
____ the flight to New York will be delayed is _____ I’m especially worried about.
---Have you finished your composition already, Jack?---Yes, I ____ it within half an hour.
---Can you tell me Sam’s telephone number?---_________.Who is Sam? The newcomer?