--- I saw your uncle take a taxi to the airport. Why didn’t you drive him there? --- I ______. But my car ______.
I asked my boss for a month’s holiday and, ______, she agreed.
Rescuers are ______ for the safety of the two men trapped in the mine.
--- How many times have you been to China? --- In fact, it is the first time that I ______ here.
Please ______ the numbers and I’m sure they will ______ more than 1, 000.
The policemen had no ______ in finding the knife that the murderer had thrown.