https://online2.tingclass.net/lesson/shi0529/0009/9215/s/7.mp3
https://image.tingclass.net/statics/js/2012
S-7：set something aside 儲蓄
A:We must set $1,000 aside each month.
A:我們必須每個月存一千美元。
B:Why?
B:為什么?
A:We are going to buy our own house.
A:我們打算買房子啦。
B:Really? Congratulations!
B：是嗎?恭喜!
