1 . There are many m_________ stories aabout the Egyptian pyramids.

3 . COVID-19 is a________(mystery) illness, which affected Wuhan seriously in the spring. (所给词的适当形式填空)

4 . The disappearance of the evidence created a m________ atmosphere for the investigation. （根据首字母单词拼写）

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

6 . No one knows why the ancients set up the________(神秘的) stones at the top of the hill. (根据汉语提示单词拼写)

7 . Cats can be friendly and affectionate towards humans, but they lead ____________(mystery) lives of their own. (所给词的适当形式填空)

8 . I started climbing up those strangely __________(mystery) steps. (所给词的适当形式填空)

9 . By opening such a novel, I can leave behind all my burdens and annoyance and enter into a wonderful and ___________ (神秘的) world where I am now a new character. （根据汉语提示单词拼写）

10 . He believes people will be more likely to trust self-driving cars as they become more ______ features such as automatic braking or parking.

A．confused about

B．familiar with

C．passionate about

D．mysterious about