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【单选题】
若放置与非门74LS00子件时，在其属性对话框中，下列写法哪一个是正确的（）A.
属性Part Type：输入U2D，属性Part：输入1
B.
属性Designator：输入U2D，属性Part：输入1
C.
属性Part Type：输入U2，属性Part：输入4
D.
属性Designator：输入U2，属性Part：输入4
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举一反三
【单选题】_____ fairly recently____ solved, at least partially.
A.
Until...that is problem was
B.
It was until...that this problem was
C.
Not until...was this problem
D.
It was not until ...when this problem was
【单选题】Which statement least represents U.S. values?
A.
U.S. Americans value directness over indirectness.
B.
U.S. Americans value time management over leisure.
C.
U.S. Americans value history over planning for the future.
D.
U.S. Americans value equality over inequality.
【单选题】Which statement least represents U.S. values?
A.
U.S. Americans value equality over inequality.
B.
U.S. Americans value time management over leisure.
C.
U.S. Americans value directness over indirectness.
D.
U.S. Americans value history over planning for the future.
【简答题】Recently, some local governments have advocated that universities should teach at least one selective course in local dialect so as to protect local language as well as the distinctive culture. Then, ...
【简答题】Recently a large medicine factory set up by the U. S. Investors declared that it will stop giving 'kickbacks' to doctors as the factory has spent too much to promote sales over the years.
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