新世界交互英语（第二版）视听说4 Unit 2 Survival 参考答案 -3/44
To somebody is to save him or her from danger.
A(n) is a person who saves others or has a big effect on them.
describes a plant or animal that died out, often a long time ago.
A(n) happens when somebody finds something that was lost.
A person who has experienced has felt very strong fear.
A(n) is a link, or connection, between two people or events.
To means to not die during a serious event.
A(n) is an event that creates terrible conditions and may cause many deaths.
describes a plant or animal that is living, not dead.
are groups of plants or animals that are similar in some ways.