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OG13 SC 第71题
71. Along the major riversthat traverse the deserts of northeast Africa, the Middle East, and northwest India,the combination of a reliable supply of water and good growing conditionsboth encouraged farming traditions that, in places, endure in at least 6,000years
(A) good growing conditionsboth encouraged farming traditions that, in places, endure in
(B) good growing conditionsencouraged farming traditions that have, in places, endured for
(C) of good growingconditions have encouraged farming traditions that, in places, endured for
(D) of good growingconditions both encouraged farming traditions that have, in places, endured
(E) of good growingconditions encouraged farming traditions that have, in places, been enduring for
E选项中的现在完成进行时为什么不好?此处的现在完成进行时不正是要表达表示从过去某时开始一直持续到现在的动作,并且还将持续下去? 谢谢! |
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