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thenumberof和anumberof和alargenumberof和.thelargestnumberof的区别,最好能说的易懂

题目详情
the number of 和a number of 和 a large number of 和.the largest number of的区别,最好能说的易懂
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答案和解析
当number前面是定冠词the 时,后跟单数动词:The number of skilled workers is small.
当它前面是不定冠词a 时,后跟复数动词:A number of the workers are unskilled.
the largest number of尽管有largest修饰,还是被看做单数,后跟单数动词:The largest number of telescopes that's ever been combined together in the past has been four