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【单选题】
腰椎滑脱、腰椎椎部裂、脊柱裂分别首选的摄影体位是A.
腰椎前后位、侧位；腰椎斜位；腰椎前后位、骶骨前后位
B.
腰椎斜位；腰椎前后位、侧位；腰椎前后位、骶骨前后位
C.
腰椎前后位、骶骨前后位；腰椎斜位；腰椎前后位、侧位
D.
腰椎前后位、侧位；腰椎斜位；腰椎前后位、侧位
E.
腰椎斜位；腰椎前后位、骶骨前后位；腰椎前后位、侧位
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【单选题】听力原文：The global steel industry is in a mess. Overcapacity and weak demand have hurt producers. In 2002, 847 million tons of steel was produced, but consumption was only 765 million tons. Steel makers ...
A.
The steel industry still has a bright prospect on a global scene.
B.
Steel consumption in the world registered a drastic cut.
C.
Steel makers are drastically cutting down their production.
D.
Better promotion is needed for improving sales of steel products.
【单选题】America's economic recovery remains uncomfortably weak. The latest data show industrial production falling while the trade deficit soars to record levels. To round off a dismal week for economic stati...
A.
It is recovering.
B.
It faces an uncertain future.
C.
It remains depressing.
D.
It shows unreliable signs.
【单选题】At prices (4; 12); Harry chooses the bundle (9; 4). At the prices (8; 4); Harry chooses the bundle (2; 9). Is this behavior consistent with the weak axiom of revealed preference?
A.
Yes
B.
No
C.
t depends on his income
D.
We would have to observe a third choice to be able to say.
【单选题】听力原文：The global steel industry is in a mess. Overcapacity and weak demand have hurt producers. In 2002, 847 million tons of steel was produced, but consumption was only 765 million tons. Steel makers ...
A.
The steel industry still has a bright prospect on a global scene.
B.
Steel consumption in the word registered a drastic cut.
C.
Steel makers are drastically cutting down their production.
D.
Better promotion is needed for improving sales of steel products.
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