假設語句. 假設法常用“ IF”( 如果)來表示, “ IF” 常使用於與事實相反的情況. ex: (a) 實際狀況--- I don ’ t have money. 使用假設--- If I had money, I could buy a car. ( b) 實際狀況--- The weather was not nice yesterday. 使用假設--- If the weather had been nice
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(a)實際狀況---I don’t have money.
使用假設---If I had money, I could
buy a car.
(b)實際狀況---The weather was not nice
使用假設---If the weather had been nice
yesterday,I would have gone to the park.
If+S+ , S+ would +V
1.If I had money, I would help you.
2.If I wereMinister of Education now, I would change certain things.
3.If Kate were here, she would help us.
could=would be able to 表示可能的機會
1.If I ______ (know) how to swim, I _______ (go) to the beach with you.
提示: I don’t know how to swim.
Knew, would go
2.If it ______ (be) Saturday, I ______
(go) to the beach.
提示: It is not Saturday.
were, could go
If+S+had+p.p, S+ could +have+p.p
1.If I had driven a little slower, I wouldnot have run into that truck.
2.If he had taken my advice, he might not have died.
1.If Mary ______ (come) to my party last week, she______ (meet) my boyfriend.
提示:She did not come to my party.
had come, could have met
2.If it ______ (be,not)cold yesterday, I ______ (go) swimming.
提示:It was cold yesterday.
had not been, would have gone
If+S+were to V…,S+ could +V
1.If I were to live to be 150 years old, I
still could not read through all the books.
2.If you were to die tomorrow, what would you most wish to do today?
1.If the sun ______ (rise) from the west,
I______ (marry) you.
提示: The sun never rises from the west.
were to rise, would marry
2.If I ______ (win) a million dollars, I______(buy) the BMW.
提示: I can never win a million dollars.
were to win, would buy
1. If John got up earlier this morning, he would not have been late for school.
If John had got up earlier this morning,
2. If he was to die tomorrow, he would be together with his parents today.
If he were to die tomorrow,
3. If he is not busy today, he would com to see us.
If he were busy today,
1.What would you have done yesterday if you had not come to class?
2.What would you do if you were to fly like a bird?
3.Where would you be right now if you were not in class?