迷你对话：
A:Dad, you've been driving for three hours. Why don't we have a switch?
爸爸，你都可开了三个小时了，咱们换换吧。
B:There're a lot of chuckholes on this old highway. Driving on it is experience-demanding.
这条老路有很多坑，在这路上开车是要有经验的。
A:Trust me. I've been driving for two years.
放心吧，我都开了两年了。
B:Ok. You drive and do be careful.
那好吧，你来开，一定要当心啊。
词海拾贝：
1.chuckhole：马路上的凹坑
2.experience-demanding：需要经验的
3.have a switch：交换一下，换一换
4.on a highway：在高速公路上
