
22.What can we learn about Aspen Snowmass?
A.One ticket can be used in 4 skiareas.
B.It offers limited social activities.
C.It is an economical choice to ski there.
D.Visitors will feel sick for its high atitude.
23.What's the same disadvantage of Breckenridge and Jackson Hole?
A.They are not friendly to beginners
B.They are very crowded sometimes.
C.The traffic is not very convenient.
D.The price is expensive.