Collectors（收藏家） know just what to look for in a comic book. They always check the   __1   first. They like to find the books that came out between 1938 and 1945. These years   2   the Golden Age of comic books. Now these books are very expensive. The first copy(册) of Marvel Comics cost a little money   3   it came out. Now it is worth more than $100,000.

Collectors also look for the books in which a character   4   for the first time. The first Superman story tells how Superman came to Earth. This comic book might cost as much as $125,000.   5   a character from one comic book turns up in another one. When Batman（蝙蝠侠）is   6   in a Superman comic, the price of the book goes up. These books are called crossover books. They are worth more because there are not   7   of them.

Don’t let the high prices   8   you from starting a collection of your own. Comic books that came out after the Golden Age don’t cost so much. Today’s comic books are even   9   . You can enjoy them now and   10   them for their future value(价值).

1. A. place       B. date       C. size          D. price

2. A. followed    B. reached    C. marked       D. divided

3. A. when       B. if         C. before        D. but

4. A. appears     B. travels     C. acts          D. fails

5. A. Suddenly   B. Luckily     C. Actually      D. Sometimes

6. A. lost        B. wanted     C. shown        D. protected

7. A. any        B. some       C. all           D. many

8. A. keep       B. make       C. leave         D. throw

9. A. better        B. cheaper      C. more         D. thicker

10. A. record      B. borrow      C. save         D. change