What a pity! I ______in Hainan two more days,but something urgent needed to be dealt with back home.
Why did you take a taxi____you could come here by bus?
Circus tigers, although they have been tamed, can _____ attack their trainer.
The patients believe that the doctor knows exactly how to put them _____.
They decided to leave the waiter a big _____ because the food and service had been excellent.
There was a good _____ of the countryside from the front of the bus.