When he was young, his parents died and he had to _____ himself.
— Hi, Tom.Any idea where Mary is? .一 She ______in the reading room.I saw her there just now.
Mr. Lee, who _______ as a carpenter for over 10 years, is now a very famous statesman in this country.
— Can I use the telephone on the table, sir?一 Under no circumstances ____to use the telephone in the office for personal affairs.
Though there was a heavy rain and terrible thunderstorm, the children slept _____all night.
We may find that learning a foreign language does not have to be ______learning our mother tongue, but can in fact be as easy.