1、know作动词是知道、了解、认识的意思，例如，I don't know anything about this. 我对此一无所知。She knew that something was wrong. 她知道出错了。
2、当用于询问信息的时候这样问，Do you know the time? 你知道几点了吗？Do you know where the post office is? 你知道邮局在哪儿吗？
3、know有知晓、通晓的意思，问别人会不会时可以这样说，Do you know about computers? 你懂电脑吗？Do you know any French? 你会说法语吗？
4、get to know sb/sth是逐渐熟悉的意思，例如，I'll need a few weeks to get to know the system. 我需要几周的时间来熟悉这一系统。
