be动词意思和用法很多,一般的意思是:是,此种用法,有多种变化形式,is,am,are,was,were,being,been,to be.另外,be动词还有成为的意思。下面是初中英语be动词的用法讲解，大家一起来看看吧! 初中英语be动词的用法讲解: 首先看时态: 如果是一般过去时,用was/were 如果是一般现在时,用am/is/are 如果是一般将来时,用will be
[图片0] 其次看主语的人称及复数形式: 一般过去时: 第一人称和第三人称的单数形式,用was 第一人称和第二人称、第三人称的复数,用were 一般现在时: 第一人称单数形式,用am 第三人称单数形式,用is 第一人称复数、第二人称、第三人称的复数形式,则用are 一般将来时: will be 口诀:一般时态有关be动词的口诀 我用am,你用are,is连着他/她/它,单数is 复数are 他们they 也用are 你们you 也用are there be句式时态问题: there be句式的时态由其中的谓语动词be来体现，它可以有等多种时态形式: ■一般现在时 There is still room for improvement. 还有改进余地。 There is nothing to be done now. 现在没有办法了。 There is (some) milk in the fridge. 冰箱里有一些牛奶。 If there is any problem, let me know. 如果有什么问题可以通知我。
[图片1] ■一般将来时 There’s going to be trouble. 要出事了。 There will be rain next week. 下星期要下雨。 There will be bloodshed tonight. 今晚会发生流血事件。 There is going to be [will be] an English film tonight. 今晚将有一场英语电影。 There will follow an interval of five minutes. 接着将有五分钟的休息时间。 There will be a perfectly logical explanation for all those deaths. 对所有那些死因都将会有一个完全合乎逻辑的解释。 ■一般过去时 There was a lot to be done. 有很多事要做。 There wasn’t any change in him. 他没有什么变化。 There was a third reason for haste. 匆忙行事还有第三个理由。 There was nothing to fear from that quarter. 那方面没有什么可怕的。 There were some children swimming in the river. 有些小孩在河里游泳。 There were lots of complaints about the boys, but none about the smoke. 对这些男孩有许多抱怨，但没有关于抽烟的抱怨。 ■现在完成时 There have been a lot of inquiries. 提出的询问有很多。 There have been a lot of enquiries. 进行过许多调查。 There have been many such accidents. 已发生了好几起那样的事故。 There have been several break-ins this year. 今年发生了好几起强行入室盗窃事件。 There has been an increase in the number of road incidents recently. 最近交通事故的数目有增加。 There have a lot of bad luck lately. 最近发生了一些变化。 There has been little business between the two companies. 这两家公司之间几乎没有什么业务往来。 ■过去完成时 There had been many such occasions. 曾有许多这种情况。 There had been two sea fights between them. 他们之间发生了两场海战。 There had been two sea fights between them. 他们之间发生了两场海战。 ■过去将来时 There would be endless rows if I was at home. 如果我在家会有吵不完的架。 Then there would be a plebiscite. 那么就会举行公民投票。 Tom didn’t say that there would be a demonstration. 汤姆没说要举行示威游行。 There would never again be a love such as she had felt for Alex. 永远也不人再有她对爱丽克斯所拥有的那种爱了。 there be句式的主谓一致问题: :若只有一个主语，谓语的数则取决于该主语的数;若有几个主语并列，则通常是与靠近的主语保持一致。如: There is a man at the door. 门口有个人。 There are some girls in the room. 房间里有几个女孩。 There is a pen and some books on the desk. 桌上有一支钢笔和一些书。 但有时说话人先说出了there is(was)，然后才想到要用复形名词，此时则会出现there is后接复数主语的情况。如: There’s some things I can’t resist. 有些事物我是不抗拒的。 There’s hundreds of people on the waiting list. 登记排队的人有好几百。 有关there be结构的九个惯用句型: 1. There is no doing 结构。其意为“不可能…”、“无法…”: There’s no denying the fact. 这一事实不容否认。 There is no getting over the difficulty. 这困难无法克服。 There is no knowing what he will do next. 无法知道他下一步要干什么。 There was no telling when she would be back。没法知道她什么时候回来。 2. There is no difficulty in doing sth结构。意为“做某事没有困难”: There is no difficulty in finding his office. 找到了他的办公室没费一点劲。 There was no difficulty in carrying out the plan. 执行这项计划没什么困难。 3. There’s no doubt… 结构。意为“毫无疑问…”: There is no doubt of his success. 毫无疑问他一定会成功。 There could be no doubt that he was one of the best writer in this country. 毫无疑问他是这个国家最出色的作家之一。 4. There is no hurry (to do sth) 句式。其意为“不用急(于做某事)”: There’s no hurry to return the book. 现在不急于还书。 There’s no hurry, so do it slowly and carefully. 不用赶时间，要慢慢细心地做。 ’s no need for…结构。其意为“不需要或不必要…”: There is no need for help. 不需要帮助。 There is no need for you to go. 你没有必要去。 6. There is no question about...结构。其意为“…是毫无疑问的”: There’s no question about his success. 毫无疑问他会成功。 There’s no question about his honesty. 毫无疑问他是诚实的。 7. There is no question of doing sth 句式。其意为“做某事是不可能的”: There is no question of his coming. 他不可能会来。 There is no question of our arriving on time. 我们不可能准时赶到。 8. There is no sense in doing sth 结构。意为“做某事没有道理或好处”: There’s no sense in criticizing him. 批评他也没有用。 There’s no sense in waiting three hours. 等三小时是不没有道理的。 9. There’s no point in doing sth 句式。意为“做某事没有用”: There’s no point (in) telling her about is. 告诉她没有用。 There’s no point in wasting time. 耗时间没用。 【注】以上有的结构中的no根据情况也可换成其他限定词: There is some difficulty in doing sth意为“做某事有些困难”。 There is much difficulty in doing sth意为“做某事许多困难”。 There’s a need for…意为“需要或有必要…”。