a recent national study of the public schools showsA recent national study of the public schools shows that there is now one microcomputer for every thirty-two pupils,four times as many as there (were) four years ago请问这里there后为什么
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![a recent national study of the public schools showsA recent national study of the public schools shows that there is now one microcomputer for every thirty-two pupils,four times as many as there (were) four years ago请问这里there后为什么](/uploads/image/z/12786080-32-0.jpg?t=a+recent+national+study+of+the+public+schools+showsA+recent+national+study+of+the+public+schools+shows+that+there+is+now+one+microcomputer+for+every+thirty-two+pupils%2Cfour+times+as+many+as+there+%EF%BC%88were%EF%BC%89+four+years+ago%E8%AF%B7%E9%97%AE%E8%BF%99%E9%87%8Cthere%E5%90%8E%E4%B8%BA%E4%BB%80%E4%B9%88)
a recent national study of the public schools showsA recent national study of the public schools shows that there is now one microcomputer for every thirty-two pupils,four times as many as there (were) four years ago请问这里there后为什么
a recent national study of the public schools shows
A recent national study of the public schools shows that there is now one microcomputer for every thirty-two pupils,four times as many as there (were) four years ago
请问这里there后为什么是were哦?
a recent national study of the public schools showsA recent national study of the public schools shows that there is now one microcomputer for every thirty-two pupils,four times as many as there (were) four years ago请问这里there后为什么
有的意思
there is now one microcomputer for every thirty-two pupils,four times as many as there (were) four years ago
现在每三十二名学生有一个微型计算机是四年前的四倍