be有是;有，存在;做，成为;发生;等意思，那么你知道be的过去式是什么吗?下面一起来学习一下be的过去式以及be的用法和例句，希望对大家的学习有所帮助!
be的过去式及其它时态
be的过去式:was
be过去分词:been
be现在分词:being
be第三人称单数:is
be的用法和例句
1、I don't want to be associated with your scheme; I'm contracting out.
我不想参与你们的计划, 我要退出.
2、It'should first be warmed to 120℃.
先得把它加热到120摄氏度.
3、All bookings will be made 3 days in advance.
所有的票将在3天前预售.
4、We found him to be the right sort of timber.
我们发现他是真正的人才.
5、The despot claimed to be the chosen instrument of divine providence.
专制者声称自己是上天选定的统治工具.
6、The process of adjustment to life in another country can be very difficult.
适应另一国家的生活可能会非常困难.
7、They blithely carried on chatting, ignoring the customers who were waiting to be served.
他们继续开心地聊天, 将等着购物的顾客们置于一边.
8、Your behavior is causing our name to be dragged through the mud.
你的所作所为已经损坏了我们的名誉.
9、They promoted him to be a general.
他们将他提拔为将军.
10、The earth may be thought of as a gigantic magnet.
整个地球可以想像为一块硕大无朋的磁石.
