Passage 1
Rockwatch—The Best Club on Earth
If you are a young person and interested in geology(地质学) ，then Rockwatch is the club for you.
When You Join
New memberships receive a Rockwatch Rox file each. This has the information and top tips you will need to start enjoying geology. It’s designed to serve as your own field notebook as well.
In it you will find your：
membership card
full color mini-map
thumbs up guide
fact cards
Rockwatch Magazine
Our lively magazine is mailed to members three times a year. They can read reports and news from around the world，and articles on everything from diamonds to dinosaurs(恐龙) ，earthquakes to erosion(水土流失).
Rockwatch Events
With each magazine you will receive a Rockwatch events calendar. Rocky activities suitable for families are listed and include road shows and guided walks.
The Rockwatch Rock Artist
Are you an artist, or a photographer? This is your chance to become Rockwatch Rock Artist of the Year and win amazing prizes in our annual competition.
Special Offer
Rockwatch members can have specially discounted Wildlife Watch membership. Watch is the biggest environmental action club for young people，with 100 groups across the country. You can join both clubs together in the membership form.
11.New Rockwatch Rox Club members will obtain a special file when they______.
A.do field work B.join the club C.buy a field notebook D.start studying geology正确答案B
