The advertisement says the vacuum cleaner (吸尘器) can ______ everything from the floor. Do you believe it?

What’s your plan for this winter vacation?—I’ll take an express train to Shanghai for my holiday ___________ school ends.

We went to see our teacher ___ husband lost his life in the earthquake.

Mr Black is athome, but he doesn’t feel .

In winter the small town is often _____ from the rest of the world.