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【单选题】
强心苷最主要,最危险的毒性反应是()。A.
过敏反应
B.
胃肠道反应
C.
中枢神经系统反应
D.
心脏毒性
E.
血液系统毒性
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举一反三
【简答题】听力原文： Franklin D.Roosevelt was the thirty-second president in America history. Franklin Roosevelt was born in 1882 at Hyde Park, New York. He attended Harvard University and Columbia Law School. In 19...
【单选题】National Geographic Lifts Veil on Air Force One Until Franklin D. Roosevelt, no U. S. President traveled by air while in office. World War Ⅱ changed that, and since then an executive aircraft has been...
A.
Y
B.
N
C.
NG
【单选题】Frank Friedel, in creating a biography of the United States president Franklin D.Roosevelt, has had to wrestle with something like 40 tons of paper.
A.
reckon
B.
ponder
C.
tackle
D.
challenge
【简答题】Franklin D. Roosevelt argued that the depression stemmed from the American economy’s ________ flaws. A) underlining B) vulnerable C) vulgar D) underlying
【单选题】为保证路面的抗滑性能,沥青混凝土应选用( )。 A. PSV值较小的石料 B.构造深度较大的混合料 C.沥青用量较高的混合料 D. 粒径较小的混合料
A.
PSV值较小的石料
B.
构造深度较大的混合料
C.
沥青用量较高的混合料
D.
粒径较小的混合料
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