張貼日期：Sep 20, 2010 8:18:42 AM
真實的條件, if 連接的子句為可能的.
公式 :
if + persent simple + comma + Subject + will + Verb
or
Subject + will Verb + if + present simple.
Example :
If it rains, I will stay at home. I will stay at home if it rains.
If I win a lottery, I will buy a new house.
If he keeps yelling, he will be punished by his mother.
假設的條件, if 連接的子句為不可能或不太可能.
公式 :
if + past perfect + comma + subject + would + have p.p.
or
subject + would + have p.p. + if + past perfect.
Example :
If I were teacher, I would not requist students to do the homework.
If I were the President, I would cancel all taxes.
If I had more money, I would buy a new house.
過去的條件, if 連接的假設的結果.
公式 :
if + past perfect + comma + subject + would + have p.p.
or
subject + would + have p.p. + if + past perfect.
Example :
If he had known that you were in the hospital, he would have gone to see you.
If I had won the lottry, my life would have changed.
If I had left office earlier. I would have gone to watch movie.