.......his illness, he had to cancel the appointment.

They would be disappointed if we................

I hate living in England. It's cold and it's damp. I wish I ______ in Spain.

Is there _____ for everyone?

People reported that before help _______ them, a small child _______ of infantile paralysis.

Susan _______ her family after she had taken the university entrance examination.

Scientists have invented walls and windows that can block out the noise, which allows individuals to focus on their work without ________.

New sources of energy have been looking for as the number of fossil fuels continues to decrease.

Learning the language in the country in which it is spoken is, of course, a________ more effective and faster process than studying in your own country.

I needn’t have watered the garden because it came down in torrents after that.

There is no excuse for your late submission! You _________ the report by last Monday.