The most important thing about cotton in history is ______part that it played in ______ Industrial Revolution.
I advise you ____drink water that is not ____any more. A. not; boiledB not to; boiling C not; boiling D not to; boiled
__________ science books missing in our school is large.
Sorry, Madam. You’d better come tomorrow because it’s ________________ the visiting hours.
When he turned professional at the age of 11, Mike ___________ to become a world champion by his coach and parents.
The company had about 20 notebook computers but only one-third ___________ used regularly. Now we have 60 working all day long.