Verb-to-be

Verb to be-----有 is, am , are , was , were, be, being, been


Verb to be 在中文有「是」的意思。Verb to be可作連繫動詞(couplar)，亦可作非連繫動詞，可作 main verb 亦可作 auxillary verb。Verb to be 有幾種用法:



1) 現在式 Simple present tense 的用法：



例句: I am a boy. He is a man. She is a woman. You are a doctor.



例句: They are students. We are children. (意思是我們是兒童)



例句: There are 40 chairs in the classroom.



例句: Is there a God ? (意思是有神嗎?)







2) 過去式 Simple past tense 的用法：



例句: I was happy. He was happy. She was happy. You were happy.



例句: They were sad. We were sad .







3) 現在進行式 Present Continuous tense:



例句: I am playing football. ( 附助 playing 顯示正在進行這動作).



例句: The students are being punished. ( 被動形式+正在進行,表示



學生正在受罸。)







4) 過去進行式 Past Continuous tense:



例句: He was singing , when his mother entered the room.



例句: The students were being punished when Miss Chan entered the classroom.







5) 現在完成式 Present perfect tense:



例句: You have never been London.







6) 將來式 Simple future tense:



例句: I shall be a good singer after being trained.







***單數用 is, was, ***雙數用 are, were *** 我( I ) 現在式時用am