这个句子怎么分析啊.it'sbetterforstudentswhospendlongtimesittingandstudyingtotakepartinsportsorakindofrecreation.语法和翻译

Question

这个句子怎么分析啊.
it's better for students who spend long time sitting and studying to take part in sports or a kind of recreation.
语法和翻译

Answer 1

句型 it + be + adj +for sb to do sth 对某人来说做某事很.主语 it（形式主语）to take part in sports or a kind of recreation.不定式作真正主语系词 is表语 better（ for students who spend long time sitting ...