They had negative views of effort, believing that having to work hard was a sign of low ability.

他们对努力持否定态度，认为努力学习是能力低下的表现。

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Eliminating negative habits is hard because you associated a lot of pleasure to these habits in the past.

摒弃掉消极的习惯是很难的，因为你在过去的许多乐趣都跟这些有关。

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But with both sides firing off negative ads at each other, experts say it is hard to know whether people are paying attention or to gauge the impact.

虽然双方展开了负面广告大战，但是专家们说，很难确定人们是否注意这类广告，也很难衡量这些广告的影响。

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In developed economies a hard landing implies negative growth, but not in China, where growth has averaged 9% over the past two decades.

ECONOMIST: China's economy

Both last Friday and yesterday, stocks have rallied in the morning but pulled back hard to finished in negative territory.

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While the ISM Manufacturing Index has been expanding for seventeen straight months now, the gain in December plus the impressive numbers from the New Orders and Inventories components made it hard to be overly negative on the outlook for the economy.

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