英语改错说明原因sometimes children have trouble to separate fact from fi_英语解答

英语改错说明原因
sometimes children have trouble to separate fact from fiction and may believe that such things actually exist

人气：242 ℃　时间：2020-04-02 12:00:52

解答

这里估计考察的是这个固定配搭：
have trouble (in) doing sth.
所以呢,可以考虑把 separate 改成动名词 separateing.