请问一下是否知道 It's time for us （ ） our class .空里填start的适当形式

请问一下是否知道 It's time for us （ ） our class .空里填start的适当形式 请问it's high time 的用法 it's time for me to respect翻译一下 好不? it is not so true?我想请问一下有没有知道这个表达方式是否正确啊?美国人经常用吗? It's time to 知道的哥哥姐姐帮下忙! 请问各位大侠it's time of your life 意思 请问“It's time we had a rest.”怎么翻译? 请问：It's time for us___(study) hard. 请问It's time to cheer me up. please don't talk.__ time for class.A,This is B,That's C,it's D,its 请问一下选哪个 It's time out! it's time for It's time for It's time to it‘s time class “It's focus time!” It's time to It's time of