If you are writing or studying, it makes very much difference where the ligh

游客2025-06-27 15

问题    If you are writing or studying, it makes very much difference where the light comes from. People who use books and pens every day  (41)  to be especially careful about the direction from which the light shines on their work.
A house gets it’s light  (42)  from daylight through windows  (43)  is very good to use or from the lamps, but no matter what kind of light it is, the direction it slants(倾斜) towards our books or our work is a matter of great 44 to the eyes.
Take a book,stand with your back toward the window, and try to read. Your shadow falls across the page and makes it bad for your eyes as if you were in a  (45)  room.
Now turn  (46) and face the window. The page is the shadow again,while the bright light is in your  (47)  . Try standing with your right side towards the window. This is very good for reading,  (48)  if you were writing,the shadow would  (49)  the page and trouble you a little.
There is just one other way: stand with your  (50)  side to the window. Now everything is perfect for reading and for writing, too. [br]

选项 A、over
B、around
C、off

答案 B

解析考查固定搭配。turn over翻转，打翻；turn around转身，转过来；turn off关上(电器等)。由句意可知，这里是要读者转过身来脸朝窗户，因此选[B]。

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