1 . Directions: Choose the best answer to complete the sentences.

1. He is a(n) _____ boy, but he is very unsure of himself.
2. There is a little window in the _____ case so that you can see the tape.
3. It is _____ that he should fall in love with such a beautiful girl.
4. This _____ is now on a firm footing and should soon get profits.
5. Betty believed yoga was a very _____ exercise.

2 . His two albums released on __________ (磁带) have sold 10 million copies. （根据汉语意思填空）