听材料，回答问题。 1. _______ are good seasons for outdoor activities. A. Autumn and winter B. Summer and autumn C. Spring and autumn 2. It is important that you should take _______ in order to give simple medical treatment to someone in great need as soon as possible. A. a tent and sleeping bags B. afirst-aid box C. food and drinks 3. When hiking in a group, young people have a good chance to _______. A. enjoy the beautiful view B. learn team spirit C. know how to cure a snake bite 4. If you see a snake nearby during the hiking, you should _______. A. run away as fast as possible B. fight with it C. wait quietly for it to go away 5. You should _______ to stop the poison from spreading to other parts of the body if you or someone else is bitten. Then you should send for help. A. move the victim to a hospital B. wash the wounded (受伤的) part C. tie something round the bite