It's improtant _______ enough sleep every night eat ,get,improve ,have,tradition 用这几个词的适当形
问题描述：
It's improtant _______ enough sleep every night eat ,get,improve ,have,tradition 用这几个词的适当形
答
It's improtant 【to have】 enough sleep every night.
每天晚上有充足的睡眠这很重要.
it在句中作形式主语,动词不定式作真正的主语.