A：吾数年来欲买舟而下
B：西蜀之去南海
C：富者有惭色
D：人之立志，顾不如蜀鄙之僧哉
Silk ______ one of the primary goods traded along the Silk Road by about 100 BC.
- Have you seen ________ film Where are We Going, Dad?
- Yes, it's ________ interesting film!
