https://online2.tingclass.net/lesson/shi0529/0009/9907/551.mp3
https://image.tingclass.net/statics/js/2012
講解文本：
mop the floor 拖地板
I like mopping the floor. It's a good way to relax for me.
我喜歡拖地，它對我來說是一個(gè)很好的放松方式。
Can you mop the floor? I have to go now.
你能拖一下地嗎?我現(xiàn)在必須得走了。
瘋狂練習(xí)吧!
