回上一層第一部 第二課 --- 請重複跟讀，直到可以於聲音檔的留空之間唸完整句為止；熟練之後您必將可以 "脫口而出" 地說出標準的美式英語
- all at once
- The earthquake, rain, and the car accident happened all at once.
- All at once the horse stopped, and the rider fell off.
- all but
- Jessica all but fell asleep while driving.
- all day long
- Jennifer had been working on the problem all day long.
- You will get bored at anything if you do it all day long.
- all in
- I was all in that evening when I got home after the birthday party.
