| 单词 | be | ||||||||||||||||||||||||||||||||
| 释义 | be verb strong /biː/ weak /bi/ Word Forms
Be can have many different forms depending on its subject and on its tense: Be can be used in the following ways: as an auxiliary verb in progressive verb tenses or in passive forms (followed by a present participle or a past participle): The train is leaving.A window was broken. as a verb (followed by an infinitive with ‘to’): She is to marry Lord Stanhope.All books are to be returned by Friday.The party was to be a surprise. as a linking verb (followed by an adjective or noun complement): Dad was ill.His wife is a doctor. (followed by an adverb or preposition): The children are in bed. Questions and negatives that are formed without ‘do’: Are you busy?The book was not expensive. Be is often used in question tags: You weren’t listening, were you?It’s cold, isn’t it?
phrases be verb /bi/ weak Word Forms
Be can have many different forms depending on its subject and on its tense: Be can be used in the following ways: as an auxiliary verb in progressive verb tenses or in passive forms (followed by a present participle or a past participle): The train is leaving.A window was broken. as a verb (followed by an infinitive with “to”): All books are to be returned by Friday.The party was to be a surprise. as a linking verb (followed by an adjective or noun complement): Dad was sick.His wife is a doctor. (followed by an adverb or preposition): The children are in bed. Questions and negatives that are formed without “do”: Are you busy?The book was not expensive. Be is often used in tag questions: You weren’t listening, were you?It’s cold, isn’t it?
phrases |
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