When drive-ins were at the height of their popularity in the late 1950's, some 4,000 existed in the United States, but today the number is less than one-quarter the amount.
When drive-ins were at the height of their popularity in the late 1950's, some 4,000 existed in the United States, but today the number is less than one-quarter the amount.
the number指代不清;the amount指代不清,只能修饰不可数名词,less修饰不可数名词
amount用于修饰不可分割的物体,即修饰不可数名词,因为4000 drive-ins是4000个不同的个体所以that amount不可以修饰4000.
the number和the amount分别指代什么,指代不清;后面的amount不用于可数的4000 drive-ins
the number指代不清 the amount不能指代可数名词
less and the amount 使用错误,都是不可数名词,但是这里的drive-ins 是可数名词。
less 不可數 fewer 可數 amount 不可數 number 可數
less amount不可數 無法指代4000
the number 无指代 some 4000 这里数字做代词 指代4000 drive-ins 4000是主语的一部分? the number 指代不到?
the number和the amount分别指代什么,指代不清;后面的amount不用于可数的4000 drive-ins
amount指代不清,只能修饰不可数名词
在GMAT中amount是用来修饰不可数名词
less不能形容number
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