题目内容：

Welcome to Pocono Whitewater

There's something fun here at Pocono Whitewater for every level of adventurer! We have mild（柔和） to wild white & shy; water rafting (漂流), family trips, and bird & shy; watching boating. Choose one adventure now. It's up to you! We have trips available daily. Give us a call today!

Dam Release White & shy; water Rafting

Experience the best whitewater on the Lehigh River! Surrounded by forests and mountains, you will enjoy 12 miles and 5 hours of Class (等级) Ⅲ white & shy; water rafting and outstanding scenery. This is a fun and thrilling（激动人心的） trip that everyone over the age of 12 can make. While paddling (划桨行进) in the swift water, you'll shout and laugh.

Dam Release White & shy; water Rafting Rates:

★ Individual (over the age of 12) : $61.00

★ Group ( at least 8 persons) : $31.00

Rates Include: all necessary rafting equipment, life jackets, free parking, bus service to/from the river and professional river guides.

Family Style White & shy; water Rafting

Bring along the whole family this summer and enjoy 8 miles and 5 hours of Class I white ­ water rafting. Mild water of the Lehigh River is simply perfect for beginners, school groups, and kids aged 4 and older. This is just perfect for enjoying the passing scenery, kicking your feet over the edge of the raft, or taking a swim in the river!

One of the most unique things about this trip is a free riverside barbeque (烧烤)! Our workers will cook and serve you a picnic lunch — hotdogs, potato salad, fruit, etc. The classic family picnic!

Family Style White & shy; water Rafting Rates:

★ Adult: $39.00

★ Child (aged 4—14) : $33.00

★ Group (at least 8 persons) : $30.00

Rates Include: all necessary rafting equipment, life jackets, free parking, bus service to/from the river, and a barbeque lunch, river guides not included.

1.We can infer that ____.

A. the higher the class is, the milder the water is

B. the lower the class is, the milder the water is

C. the higher the class is, the safer the rafting is

D. the lower the class is, the faster the rafting is

2.If 10 college students are to participate in the Dam Release White & shy; water Rafting, how much money will be paid in total?

A. $610.    B. $330.

C. $390.    D. $310.

3.Family Style White-water Rafting is unique in that ____.

A. it allows people to swim in the river    B. the river water is very clean

C. it provides a barbeque lunch for free    D. it offers a free bird­watching activity