When we arrived in ________ used to be called the foggy capital,we found London completely changed.London is now one of the capital cities in the world with the finest air quality.
We planned to climb the mountain today, but in such ________ bad weather, it seems out of ________ question.
—Do you like classical music? —________.I'm quite keen on jazz.
We have ______ the get-together until next weekend when we won’t be so busy.
I have always regretted ______ harder at school.
Your attention should be focused ______ your homework rather than TV programs.