1. if 引導(dǎo)的虛擬語氣
2. 倒裝形式
Were I you (=if I were you) , I would get up early in the morning.
Had you arrived at the station ten minutes earlier yesterday(=If you had arrived…), you could have caught the train.
Should it rain (=If it should rain), the crops would be saved.
【2】饅頭面條原理
【3】固定句型
It is time that ...
Would rather that .....
(1).I would rather he came tomorrow than today.
(2).John would rather that she had not gone to the party yesterday evening.
(4).I would rather everything hadn' t happened in the past.
“It is (was)+形容詞(或過去分詞)+that……”結(jié)構(gòu)中的虛擬語氣
1. It is necessary that we (should 可省略,下同)have a walk now.
2.It was necessary that we (should) make everything ready ahead of time.
3. It is required that nobody (should) smoke here.
4. It is important that every pupil (should) be able to understand the rule of school.
練習(xí)
1. He’ll be busy this afternoon. If he ___ free, he ___ to the cinema with you.
A.were to be; might go B. am going to be; will go
C.will be; might have gone D. is; will go
2. When Edison died, it was proposed that the American people _____ all power in their homes, streets, and factories for several minutes in honor of this great man.
A. turn off B. turned off
C. would turn off D. had turned off
2. 倒裝形式
Were I you (=if I were you) , I would get up early in the morning.
Had you arrived at the station ten minutes earlier yesterday(=If you had arrived…), you could have caught the train.
Should it rain (=If it should rain), the crops would be saved.
【2】饅頭面條原理
【3】固定句型
It is time that ...
Would rather that .....
(1).I would rather he came tomorrow than today.
(2).John would rather that she had not gone to the party yesterday evening.
(4).I would rather everything hadn' t happened in the past.
“It is (was)+形容詞(或過去分詞)+that……”結(jié)構(gòu)中的虛擬語氣
1. It is necessary that we (should 可省略,下同)have a walk now.
2.It was necessary that we (should) make everything ready ahead of time.
3. It is required that nobody (should) smoke here.
4. It is important that every pupil (should) be able to understand the rule of school.
練習(xí)
1. He’ll be busy this afternoon. If he ___ free, he ___ to the cinema with you.
A.were to be; might go B. am going to be; will go
C.will be; might have gone D. is; will go
2. When Edison died, it was proposed that the American people _____ all power in their homes, streets, and factories for several minutes in honor of this great man.
A. turn off B. turned off
C. would turn off D. had turned off