There is no need for you to look up every new word you ______ when reading. You have to learn how to guess the meanings of new word according to the context.
The World Wide Web is sometimes jokingly called the World Wide Wait because it ______ be very slow.
—Mum, where is my toy train? You promised.—_____, my but you know mum is pretty busy today. Tomorrow, OK?
As long as you’ve paid _________ advance we won’t charge you _________ delivery.
At first he refused to admit he had stolen but when he was shown the videotape he ______ and admitted everything.
Only when _________ be possible to sign the papers.