They were lost at sea, _______ the mercy of wind and weather.

Between the two mountains _________ the factory where my father used to work.

The boy then led her into the warm hall and left her ______ by the fire.

Theory is ______ in that it can provide a direction for practice.

We have already said a good deal about the various problems _______ the war.

The building ______ roof we can see from here is a hotel.

Some foreign media predict that all these reforms will make China a strong and powerful country,  ______ that can surprise the whole world.

–I _______ as the manager in this company.

–May I know since when?

I watched everyone hurrying to and fro, most with eyes ____ the ground.

Mark Twin wrote many popular novels in his life, ________ The Adventures of Tom Sawyer is a best example.