it形式主语
is系动词
surprising表语
（to find out how much we like new people when we get to know them）真正谓语
find out谓语
how much we like new people宾语从句
when we get to know them时间状语从句
it形式主语
is系动词
surprising表语
（to find out how much we like new people when we get to know them）真正谓语
find out谓语
how much we like new people宾语从句
when we get to know them时间状语从句