| 考博易错题（2018/11/1） |
| 第1题：______ is the question of using existing resources to produce original and beneficial solutions, ideas or products.
A．Creatioity B．Productivity C．Application D．Combination |
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| 第2题： She was slated to present an abstract of her thesis at the national convention, and so spent the holiday ______. A．touching on it B．touching it up C．touching it D．touching it down |
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| 第3题： The examination has been cancelled. You ______ all that review, after all. A．didn't need to do B．needn't do C．needn't have done D．needn't to do |
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| 第4题：单项选择 |
| 【单选题】： |
| 第5题：But, in the United States and inEurope, there is a growing danger that, as the attractiveness and impact of biology develops, an inadequate appreciation of physics will effectively lead to a ______ against it.
A．backwash B．backlash C．background D．backing |
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