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题库 / Prep2008E2-SC-185
When drive-ins were at the height of their popularity in the late 1950s, some 4,000 existed in the United States, but today there are less than one-quarter that many.
there are less than one-quarter that many
there are fewer than one-quarter as many
there are fewer than one-quarter of that amount
the number is less than one-quarter the amount
it is less than one-quarter of that amount
请看讲解视频
D 错是在于 number 不用less 或者more， 用 smaller 或者be superior to。
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