There are ________ people in the supermarket ________ we can’t buy things quickly.
—I left my keys in my office. Could you help me ___ them? —OK.I’ll do it at once.
We have ______ our sports meeting till next Monday because of the bad weather.
______ on real ice is very exciting.
Why, you look stressed out!
When I can’t work out a problem,I often ask my teacher for help.