1 . Cats can be friendly and affectionate towards humans, but they lead ________ (神秘的) lives of their own as well. （根据汉语提示单词拼写）

2 . Like a musical symphony, life has high and low moments, and somewhere in between are those moments we call “________”.

A．mysterious

B．bittersweet

C．accessible

D．greedy

3 . He was very _________(神秘的) about where he was going. (根据汉语提示单词拼写)

4 . That fellow hidden behind the curtain is _________ (mystery). (所给词的适当形式填空)

5 . She’s an actress whose inner life has remained m_____, despite the many interviews she has given.

6 . Tibet is regarded as one of the most _____________(mystery) places of the world.

7 . Although no one really got a clear look at the____________(神秘的) creature, Xue Junlin, a local photographer, claimed that its head looked like a horse.（根据汉语提示填空）