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【简答题】
老师乘汽车从甲地到乙地开会．汽车上午8：40从甲地开出，中午11：40到达乙地，汽车每小时行80千米．从甲地到乙地的路程是多少千米？
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【单选题】Although he had stayed in that business for two years，_______he still wanted to switch to a different career．
A.
and
B.
but
C.
yet
D.
So
【简答题】当人从暗处进入亮处时,需经一段时间才能看清物体,这种过程称为 。
【简答题】当人从亮处进入暗处时，需经一段时间才能看清物体，这种过程称为（）。
【简答题】在CSS中,将图像作为网页元素的背景,可以通过____属性实现。
【简答题】当人从亮处进入暗处时，刚开始看不清物体，而需要经过一段适应的时间后，才能看清楚物体，这种适应过程称为什么？
【单选题】Although he had stayed in that business for two years, ______ he still wanted to switch to a different career.
A.
and
B.
but
C.
yet
D.
so
【单选题】Doctor Sheldon Pollack was charged that ______.
A.
he had prescribed wrong medicine for patients by mistake
B.
he had treated his patients with something illegal, causing bad result
C.
he had pretended to be a prominent surgeon
D.
he had sold an unauthorized product in large amount
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