Nowadays people take___ exercise a day as they did in the past because of widely used automobiles
A.less than half
B.less than as half as
C.less than half as much
D.half less than
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C解析试题分析：考查倍数表达法：句意：由于汽车的广泛使用，现在人们花不到和以前一样的一半时间运动。这里的固定句型是：倍数+as+adj+as…，less than half不到一半，相当于倍数，后面的as+adj+as，选C。考点： 考查独立主格结构