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标题: GWD-1第32题 [打印本页]

作者: tuitionfee 时间: 2006-9-1 12:06
标题: GWD-1第32题

Q32:

To develop more accurate population forecasts, demographers have to know a great deal more than now about the social and economic determinants of fertility.

have to know a great deal more than now about the social and economic
have to know a great deal more than they do now about the social and economical
would have to know a great deal more than they do now about the social and economical
would have to know a great deal more than they do now about the social and economic
would have to know a great deal more than now about the social and economical

为什么用economical，在这里面有什么含义？

作者: xurui0457 时间: 2006-9-4 16:34

Q32:

To develop more accurate population forecasts, demographers have to know a great deal more than now about the social and economic determinants of fertility.

have to know a great deal more than now about the social and economic
have to know a great deal more than they do now about the social and economical
would have to know a great deal more than they do now about the social and economical
would have to know a great deal more than they do now about the social and economic
would have to know a great deal more than now about the social and economical

我也正想问这道呢,还想问一下为什么than now about...对象不对称啊,怎么不用than they do now...呢?

作者: michaellidan 时间: 2006-11-21 22:09

答案好像是D吧？

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