it is -waste of time for young men to devote themselves to p

问题描述:

it is _waste of time for young men to devote themselves to palying computer games on the internet .
为什么——里要填 "a"阿?
1个回答 分类:综合 2014-11-08

问题解答:

我来补答
这是一个固定的句型
it is a waste of time for somebody to do sth,
这个最好是要记住,因为很常用
 
 
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