The Olympic Games ________ held every ________ years.

The Olympic Games ________ held every ________ years.

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Increasing violence at the campus warns educators of the serious mental problem of some students. ()

Increasing violence at the campus warns educators of the serious mental problem of some students. ()

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Consumers often buy on impulse what they do not need. ()

Consumers often buy on impulse what they do not need. ()

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People are conditioned to believe that a job is the only way to make money. ()

People are conditioned to believe that a job is the only way to make money. ()

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No bird and no beast ________ in the lonely island.

No bird and no beast ________ in the lonely island.

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