He ________ to escape from the prison, but he couldn't find anybody to help him.

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Kids can suddenly get very tired ________ together for no reason.

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The manager has ________ to improve the working conditions in the company.

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Papers like this are expected to ________. a very simple writing style.

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--It was really a bad accident.

--Yes, and it's surprising that they could stay ________.

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--Jack can't attend the party tonight.

--But he ________ to come.

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--Who is the woman over there?

--Diana Spencer, or Princess Di ________ she became known.

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We all think she is a strange person because we can't ________ her style of living.

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Because of Paul's being late for class, he had to be made ________ the classroom after school according to their class practices.

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Why do you do that again? Haven't you ________ it's quite against the rules to have a stranger here?

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