be(“是/存在”)动词的各种时态变化

≮幸福≯等待

一 般 现 在 时	一 般 将 来 时	现 在 完 成 时
I am…. You are.… He/She/It is…. We/You/They are….	(I等各人称) 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 过 去 时	过 去 将 来 时	过 去 完 成 时
I was…. You were.… He/She/It was…. We/You/They were….	(I等各人称) 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：句型变化时,

否定句在am /is /are /will /have /has /was /were /had /would 后面加not,而且not都可以缩写为n’t (am后面not不可以缩写)；

疑问句将am /is /are /will /have /has /was /were /had /would 提前到句首。

放晴每一天？