英文be動詞(be verb in English)

英文中be動詞為相當特殊的動詞，該動詞的意思為｢是｣。但動詞變化相當特殊，動詞變化請見下表。

主詞	be動詞變化	例句
現在式
I(我)	am	I am a boy.(我是男孩)
you(你、你們)/they(他們)	are	You are students.(你們是學生)
he(他)/she(她)/it(它)	is	He is a doctor.(他是醫生)
過去式(請參見過去式)
I(我)/he(他)/she(她)/it(它)	was	I was short ten years ago.(我十年前很矮)
you(你、你們)/they(他們)	were	They were students.(他們以前是學生)

相關文章(See also)

動詞(Verbs)

be動詞(be verb)

不定詞(Infinitive)
動名詞(gerund)
現在分詞(present participle)

助動詞(Auxiliary Verb)

　助動詞can(auxiliary verb “can”)
　助動詞could(auxiliary verb "could")
　助動詞will(auxiliary verb "will")
　助動詞would(auxiliary verb "would")
　助動詞should(auxiliary verb "should")
　助動詞shall(auxiliary verb "shall")
　助動詞may(auxiliary verb "may")
　助動詞might(auxiliary verb "might")
　助動詞must(auxiliary verb "must")

及物動詞(Transitive verb)

不及物動詞(Intransitive verb)
無人稱動詞(Impersonal verb)
+ving的動詞(verb+-ing)