New Words：

survive [sərˈvaɪv] v. 生存；存活；幸存；活下来；幸免于难

Sample Sentences：

Few survived after the flood.
I can't survive on $40 a week.
We cannot survive for long without food and drink.
Fish can survive for only a short time out of water.

flood [flʌd]
n.洪水；水灾；大量（的人或事物）
v.淹没；泛滥；（使）灌满水；大量涌入

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