问题描述：
reason的搭配与用法
the reason for 后面是根短语嚒?
she would like to know the reason _____ fewer and fewer students are showing interest in her class?
答案是why或者for which
为什么不能用why?
写错了。为什么不能用for？
请重点回答“是不是the reason for后面是跟一个短语?”
the reason for 后面是根短语嚒?
she would like to know the reason _____ fewer and fewer students are showing interest in her class?
答案是why或者for which
为什么不能用why?
写错了。为什么不能用for？
请重点回答“是不是the reason for后面是跟一个短语?”
问题解答：
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