问题描述：
if they go on doing so,the children will think they ==enjoy birthday parties every year
if they go on doing so,the children will think they( )enjoy birthday parties every year
need should may would
括号里应该填哪一个
if they go on doing so,the children will think they( )enjoy birthday parties every year
need should may would
括号里应该填哪一个
问题解答：
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