The phenomenon that words having different meanings have the same form is called____.

单选题

The phenomenon that words having different meanings have the same form is called____.

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问答题

Studies show that social engagement is one of the best predictors of happiness.Yet we associate with each other less than ever.Robert Putnam of Harvard University called this phenomenonbowling alone;he said that the decline ofprivate associations,particularly churches,had led to an isolation that was making people poorer emotionally.That pattern has accelerated as we swivel toward a more digital society.We live in the richest,most prosperous,freest time in human history.Thats a wonderful gift we

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单选题

Do the procedure that follows.

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单选题

The scientist Galileo claimed that the earth_____around the sun.(2.0)

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材料题

of the current concentration-wave are scanty. Yet it is hard to imagine that the merge of a few oil firms today could recreate the same threats to competition that were feared nearly a century ago in the U.S., when the Standard Oil trust was broken up. The mergers of telecom companies, such as World Corn, hardly seem to bring higher prices for consumers or a reduction in the pace of technical progress. On the contrary, the price of communications is coming down fast. In cars, too, concentration

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