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Often major economic shifts are so gradual as to be indistinguishable at first from ordinary fluctuations in the financial markets. A. so gradual as to be indistinguishable C. so gradual that they are unable to be distinguished
这一题中的C选项be unable to be done 错误,能力天生主动,不能用被动形式,所有的unable/able to be done 和be capable to be done 等表示被动的形式均错,不能解释为“有能力被怎么样”。
The spraying of pesticides can be carefully planned, but accidents, weather conditions that could not be foreseen, and pilot errors often cause much larger deposits of spray than they had anticipated. A. weather conditions that could not be foreseen, and pilot errors often cause much larger deposits of spray than they had B. weather conditions that cannot be foreseen and pilot errors often cause much larger deposits of spray than C. unforeseeable weather conditions, and pilot errors are the cause of much larger deposits of spray than they had D. weather conditions that are not foreseeable, and pilot errors often cause much larger deposits of spray than
这道题我觉得could/can应该不能随便改成be 动词吧,而且D选项中的that be 结构不简洁,应该删掉 |
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