考研英语备考很多事情都要提上日程了，看看哪些是该注意的，下面由留学群小编为你精心准备了“2021考研英语：备考的热点短语35”，持续关注本站将可以持续获取更多的考试资讯!2021考研英语：备考的热点短语35477.on occasion(=now and then)不时地，必要时478.by occasion of(=because of)由于479.occupy oneself with(in)忙于(某事)480.it occurs to sb. that… 某人想到…481.once a...