A. I heard you been to many places in Europe. B. I heard you've been to many places in Europe.
A. 包裹旅游 B. 自助游 C. 跟团游 D. 自驾游
A. tour agency B. tour agent C. place of interest D. scenic spot
A. 自助游 B. 自己游 C. 自驾游
A. fix a time watch B. fix a schedule C. fix a time