题目内容

一般的钢筋混凝土梁裂缝控制等级为()。

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When people speak of the antebellum South, they generally mean ___.

A. the time when women wore hoop skirts
B. the South after the Civil War
C. the pre-Civil War South
D. the South during the Civil War

Who called for a complete destruction of what could be used by the Confederacy?

A. General Stonewall Jackson.
B. General Grant.
C. General Robert Lee.
D. General William Sherman.

How many Southerners died in the Civil War?

A. Over 500, 000.
B. Over 600, 000.
C. Almost 300, 000.
D. 50,500.

Why was slave labor so important to the Southern economy?

A. Southerners were not used to working.
B. Workers were needed for large-scale farming.
C. Workers were needed for the many factories.
D. Slave labor freed the upper class to work at their white collar jobs.

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