求It is (high) time 的用法~

求It is (high) time 的用法~ It is high time that的具体用法? 【English语法】It is high time ...的多种用法? it is high time的high是什么意思 It's high time...的用法 it's high time的用法? 请问it's high time 的用法 It is high time You are very selfish.it is high time 用法 it is time 的用法, it is high time that +should do 与it is high time that +did的区 it is high time to