before的用法（be的用法）

您好,今天小编胡舒来为大家解答以上的问题。before的用法，be的用法相信很多小伙伴还不知道,现在让我们一起来看看吧！

1、be: [ bi: ] prep. 是,有,在例句与用法: 1. He has been there at least twice. 他至少去过那儿两次。

2、 2. The concert will be in the school hall. 音乐会将在学校的礼堂内举行。

3、 3. She has been in her room for hours. 她在自己的房间里待了几个小时。

4、 英英解释: 名词be:1. a light strong brittle grey toxic bivalent metallic element同义词：beryllium, glucinium, atomic number 4动词be:1. have the quality of being; (copula, used with an adjective or a predicate noun)2. be identical to; be someone or something3. occupy a certain position or area; be somewhere4. have an existence, be extant同义词：exist5. happen, occur, take place6. be identical or equivalent to同义词：equal7. form or compose同义词：constitute, represent, make up, comprise8. work in a specific place, with a specific subject, or in a specific function同义词：follow9. represent, as of a character on stage同义词：embody, personify10. spend or use time11. have life, be alive同义词：live12. to remain unmolested, undisturbed, or uninterrupted -- used only in infinitive form13. be priced at同义词：cost。

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