1 . Many people at the meeting came from the ________________ (surround) towns, most of whom found the updated report really ________________ (puzzle). (所给词的适当形式填空)

2 . She wore a ________________ expression on her face because she was ________________about a ________________ problem. (puzzle) (所给词的适当形式填空)

3 . When the little girl was asked such a ________ question, she stood there with a ________ look on her face. (puzzle) (所给词的适当形式填空)

4 . One of the most ________ (puzzle) aspects of the paintings is their location. (所给词的适当形式填空)

5 . He looked ______ so I repeated the ______ question. He ______ over the problem for ages before the light suddenly dawned. (puzzle) (所给词的适当形式填空)

6 . The condition of his health is really ________ (puzzle) to all of us. (所给词的适当形式填空)

7 . There was a ______look on the little girl’s face because a ______ problem ______her. (puzzle) （所给词的适当形式填空）

8 . The story of the missing boy was ________ (puzzle). (所给词适当形式填空)

9 . In order to explain the ________ （puzzle）situation, he offered two theories. （所给词的适当形式填空）

10 . The paths are so _________(puzzle) that once you get in, it is difficult to find your way. (所给词的适当形式填空)