单项选择题

You should have your eyes tested every year in case the()of your spectacles need changing.

A. lenses
B. glasses
C. sights
D. crystals

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单项选择题
He spoke in whispers()the servants should hear him.

A. so
B. so that
C. lest
D. in order that
单项选择题
Reading()the mind only with materials of knowledge; it is thinking that makes what we read ours.

A. rectifies
B. prolongs
C. minimizes
D. furnishes
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