回上一層第三部 第三課 --- 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
- by and large
- By and large the work of the media is necessary.
- by heart
- In elementary school I learned multiplication by heart.
- by oneself
- A child was sleeping there by himself.
- I can't finish this job by myself.
- by the way
- By the way, there is a stain on your shirt.
- By the way, have you seen today's news?
