【判断题】【消耗次数：1】
我国土地退化大部分发生在生态环境十分脆弱的地带，对社会经济没有严重影响
①
正确
②
错误
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【判断题】
水土流失极大地破坏农业生产条件，导致生态环境恶化，加剧洪涝和干旱灾害，污染水质，影响生态平衡，严重影响交通、电力、水利等基础设施的运行安全，加剧贫困。
①
正确
②
错误
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Spitting on the ground is not only ______ but also harmful to others’ health.
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blasting
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banging
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grabbing
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disgusting
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It was on the beach ______ Miss White found the kid lying dead.
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that
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this
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it
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which
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The old houses are being pulled down to _______ a new office block.
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make room for
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make use of
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take the place of
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supply with
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however
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whatever
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whichever
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whenever
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are being interviewed
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are interviewing
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interviewing
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As we can no longer wait for the delivery of our order, we have to ____ it.
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postpone
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refuse
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delay
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cancel
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establish a __________
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new product
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public company
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If one （） by vanity, he will be very particular about other’s clothing and appearance.
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overcomes
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is overcome
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overcame
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Tom, what did you do with my documents? I have never seen such a _______ and disorder!
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mess
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mass
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Unbelievable! I have failed my final exam for mathematics!____________
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Good luck.
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Cheer up.
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Go ahead.
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No problem.