听下面一段材料 ,回答第1-3题。 1. Who thought himself to be the bravest? [ ] A. Tom B. David C. Jack 2. What was David doing when they were talking about the courage? [ ] A. Doing nothing B. Making a fire C. Having dinner 3. What happened when the bear came? [ ] A. Tom faced the bear bravely. B. Jack drove the bear away. C. David pretended to be the dead.