自我保护是人的本能，具备自我保护意识是未成年人向成熟迈进的重要一步。遇到下列情况时，以下做法恰当的是[     ]

①在人多拥挤的场合，如上下楼梯时，避开人流

②去电影院、体育场等公共场所，留心观察安全出口、安全通道的位置

③遇到大雨或洪水时，远离堰塘、溪口、河流等处

④当火灾发生时，通过跳楼、乘电梯等方式赶快逃离火场

A．①②③

B．①③④

C．①②④

D．②③④

用括号内所给的单词的适当形式填空。

1. The Great Wall is a place of _______(interesting) in China.

2. Tomorrow it will be _______(rain).

3. The _____(thank) man was too excited to say a word.

4. — Did you sleep ________(good) 

   — No, I slept _________(bad)!

5. I was ________(deep) moved by his story.

6. December is the _______(twelve) month of the year.

7. It's a long time since we _______(meet) last year.

8. When he heard the news, he was ________(surprise).

9. She became a teacher in her ________(twenty).

10. It's a ________(please) to work with you.