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【单选题】
SDH 的帧结构包含( )。A.
通道开销、信息净负荷、段开销。
B.
再生段开销、复用段开销、管理单元指针、信息净负荷
C.
管理单元指针 、 再生段开销、复用段开销
D.
信息净负荷 、 再生段开销、复用段开销
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皮皮学刷刷变学霸
举一反三
【单选题】We may say, taking the passage as a whole, that Lincoln was ______.
A.
a failure because of his ignorance
B.
a man who triumphed over his disadvantages
C.
an exceptionally successful and well-educated person
D.
an illiterate man, but with some natural talents
【单选题】Which of the following statements is NOT true according to the passage?
A.
Lincoln’s Gettysburg Address has deep meaning.
B.
Lincoln’s Gettysburg Address is simple in style.
C.
Lincoln’s Gettysburg Address is memorized by every American school child.
D.
Lincoln’s Gettysburg Address is greatest speech ever delivered in the United States.
【单选题】The whole country was very sad at the news of Lincoln's death, the people considered him to be a great leader, and a _____ kind and honest man.
A.
lazy
B.
naughty
C.
wise
D.
clever
【单选题】What are the aspects that made Lincoln ideal of a great leader?
A.
Lincoln's career and family.
B.
Lincoln was a self-made person.
C.
Lincoln's leadership during the difficult period of the Civil War.
D.
His career, leadership, generosity and right time of death.
【单选题】What's the author's comment on Carl Sandburg's biography of Lincoln?
A.
It's objective.
B.
It's unfair to Lincoln.
C.
It sang high praise of Lincoln.
D.
It's widely read.
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