2015年職稱英語考試已經(jīng)開始備考，本階段應(yīng)該多整理一些基礎(chǔ)詞匯和語法。為此，醫(yī)學(xué)全在線職稱外語頻道特整理了“2015年職稱英語備考語法資料”供您參考，希望對(duì)您有幫助！
be（“是/存在”)動(dòng)詞的各種時(shí)態(tài)變化：
|
一 般 現(xiàn) 在 時(shí) |
一 般 將 來 時(shí) |
現(xiàn) 在 完 成 時(shí) |
|
I am…. You are.… He/She/It is…. We/You/They are…. |
(I等各人稱) will be…. I am He/She/It is going to be… We/You/They are |
I have been…. You have been…. She/he/It has been…. We/You/They have been…. |
|
一 般 過 去 時(shí) |
過 去 將 來 時(shí) |
過 去 完 成 時(shí) |
|
I was…. You were.… He/She/It was…. We/You/They were…. |
(I等各人稱) would be…. I was He/She/It was going to be… We/You/They were |
I had been…. You had been…. She/he/It had been…. We/You/They had been…. |
注意：句型變化時(shí)，
否定句在am/is/are/will/have/has/was/were/had/would 后面加not，而且not都可以縮寫為n't （am后面not不可以縮寫)；
疑問句將am/is/are/will/have/has/was/were/had/would 提前到句首。
