本講為2006年下半年新的教學內容，請對照教材、練習冊和語法書聽聲音。
If …, …
Would should could might
Were to do
If I got the information, I __ (let) you know.
If there were not air,
The boss suggested that he __ from the others.
Learned learn learns learning
It is time to go to school.
It is time that you went to school.
