根据下列各句句意和空白之后的汉语提示词，在横线上写出对应单词的正确、完整形式，每空只写一词。
The snow storm was the worst natural        (灾难) to hit the city.
Mary is a stubborn girl that no one can       (劝服，劝说) her to do anything.
She never forgets the important papers so she is very       (可信赖的，可靠的).
The shopping center was in       (废墟，毁灭) after the big fire.
The       (东方的) sky was just turning pink.
Unluckily, they were       (使陷入困境) in the river.
David watched the bus until it disappeared       (逐渐地).
He wants to be a       (记者) when he leaves university.
Many countries are       (遭受，经历) from air pollution now.
Some animals choose to live in       (洞穴) to protect themselves.