Tuition at merican universities varies markedly, depending on the type of institution and its endowment.

1 .In the twentieth century the situation changed and water once more became a vital source of power.

A very active B very necessary C critical D quick

题型: 单选题 提问时间: 2021-08-22

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2 .It seemed inevitable that the ull would win NB next season.

A certain B inconsistent C proper D strange

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3 .By finding which mixture do this and which do not, the technician can figure out your blood type.

A consider B believe C find out D calculate

题型: 单选题 提问时间: 2021-08-22

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4 .Honey guides, or indicator birds, collaborate with honey badgers in seeking out bee colonies.

A work together B travel north C live D compete

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5 .Mount St. Helens erupted in March 1980 after one hundred twenty-three years of silence.

A exploded B split C roared D disintegrated

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7 .More and more people nowadays are exercising quitting tobacco, losing weight and becoming more health conscious.

A giving in B giving out C giving away D giving up

题型: 单选题 提问时间: 2021-08-22

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8 .The music would stop at intervals, then resume after a while.

A continue B repeat C emerge D respond

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9 .His answer was just the reverse of what we expected.

A contrary B otherwise C disappointment D refusal

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10 .Ten gallons of gasoline is a plentiful supply for a seventy-mile trip.

A sufficient B additional C adequate D abundant

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