【单选题】【消耗次数：1】
By the end of next month he ____ everything in school.
①
will finish
②
will have finished
③
finishes
④
would finished
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【单选题】
15.—Have you finished your report ? ---No, I will finish it in _____20 minutes.
①
other
②
another
③
more
④
less
【单选题】
By the end of next month we _____this assignment.
①
will finish
②
will be finishing
③
will have finished
④
have finished
【单选题】
By the end of next month we ____ this assignment.
①
will finish
②
will be finishing
③
will have finished
④
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The millions of calculations involved, ____ by hand,
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①
had they been done
②
they had been done
③
having been done
④
they were done
【单选题】
The millions of circulations involved, _____ by hand, would have lost all practical value by the time they were finished.
①
had they been done
②
they had been done
③
having been done
④
they were done
【单选题】
The millions of circulations involved, _____ by hand, would have lost all practical value by the time they were finished.
①
had they been done
②
they had been done
③
having been done
④
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随机题目
【单选题】
尘肺是指
①
长期吸入生产性粉尘而引起的以肺组织纤维化为主的全身性疾病
②
长期吸入生产性粉尘而引起的以呼吸系统症状为主的疾病
③
由于吸入游离二氧化硅粉尘引起的以肺组织纤维化为主的疾病
④
由于吸入生产性粉尘而引起的肺内炎症性疾病
【单选题】
在一个局部地区或集体单位中，短时间内突然有很多相同的病人出现。这些人多有相同的传染源或传播途径，大多数病人常同时出现在该病的最长潜伏期内，称为
①
散发
②
暴发
③
流行
④
大流行
【单选题】
关于病例对照研究的下列论述，哪项是正确的？
①
可计算研究疾病的发病率
②
可直接计算相对危险度
③
可观察到暴露于某因素后所导致的多种疾病
④
D．可计算研究人群的暴露率