() is regarded as the“father of American literature”
A. James Fenimore Cooper
B. Ralph Waldo Emerson
C. Thomas Jefferson
D. Washington Irving
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() is regarded as the “father of free verse” .
A. Walt Whitman
B. Emily Dickinson
C. David Thoreau
D. Beecher Stowe
Which of the following is NOT a usual subject of Emily Dickenson′s poems?()
A. Nature
B. Life and death
C. Love and marriage
D. War and peace
在计划阶段,当计划总工期大于限定总工期,或计算机网络分析结果出现负时差的情况下,必须进行计划的调整,压缩关键线路的工期。
A. 错误
B. 正确
在工期计划中,事件表示状态,它没有持续时间,一般为一个工程活动或阶段的开始或结束
A. 错误
B. 正确