1. was-單數- 2. were-複數- 3. V-ed
Mary was a school beauty in her school days.
1. last+時間 2. yesterday(+時間)
3. from~to~ 4. the other day 幾天前
5. a few days ago 幾天前 6. just now 剛剛
I often played in the field with my neighbors in my childhood.
※ 助動詞would和used to經常取代此種用法
1. I would often sit up late perparing for the exam.
2. I used to smoke a lot when I was young.
1. often 2. always 3. sometimes
Columbus discovered America in 1492.
I have been teaching for more than twenty years
since I graduated from college.
If I had enough qualifications, I would apply for that position.