The rich only _________ themselves in making money and had no eye for the needs and welfare of their workers.
. Water as well as other resources ______ all over the world every day.
. The teaching building is _________ by many trees, some ______ over 30 metres.
. 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.