The governor gave a rather vague outline of his tax plan.　

1 .The most pressing problem any economic system faces is how to use its scarce resources.

A puzzling B difficult C terrifying D urgent

题型: 单选题 提问时间: 2021-08-22

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2 .Mary lost control of her car and collided with a tree.

A came across B ran into C met D knocked

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3 .On the table was a vase filled with artificial flowers.

A wild B fresh C lovely D false

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4 .Since ancient times people have found various ways to preserve meat.

A carve B cook C freeze D keep

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5 .Many forms of cancer can be cured if detected early

A selected B operated C developed D discovered

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7 .He kept in constant contact with his family while he was in Australia

A gradual B regular C direst D occasional

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8 .She gave up her job and started writing poetry.

A lost B created C abandoned D took

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9 .We had trouble finding a pure water supply

A typical B complete C clean D clear

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10 .The story was published with the sole purpose of selling newspapers

A real B main C only D practical

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