I’m sorry, but I didn’t mean to keep you waiting here for a long time. Can you ______ me?
After leaving college, Mike was employed in an international company and _____ there ever since.
The weather in London is so changeable that people always take their umbrellas with them _____ rain.
There is no _____ that taking regular physical exercise is good for your heart.
Without ____electricity, how can we search for information on ____Internet?
—Shall we go out for dinner or cook at home? —___________. It’s up to you.