.She will tell us why she feels so strongly that each of us has a role ______ in making the earth a better place to live.
They ________ to finish the project before Sunday, but they didn’t make it because of the heavy snow.
She was educated at Beijing University, _________she went on to have her advanced study abroad.
_____ you have got a chance, you might as well make full use of it.
---__________ that he managed to get the information? ---Oh, a friend of his helped him.
The next morning I’d just about given myself up for lost ______ I was spotted by a ship.