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Passage One
短文一
Many people enjoy secret codes.
許多人喜歡密碼。
The harder the code,the more some people will try to figure it out.
密碼越難，他們就越想要破譯出來。
In wartime, codes are especially important.
戰時，密碼尤其重要。
They help army send news about battles and the size of enemy forces.
軍隊利用密碼發送戰爭和敵軍消息。
Neither side wants its code broken by the other.
雙方都不希望自己的密碼被對方破解。
One very important code was never broken. It was used during World War fl by the Americans.
二戰期間，美國的一種密碼從未被敵方破譯。
It was a spoken code, never written down, and it was developed and used by Navajo Indians.
這種密碼由印第安部落納瓦霍人開發和使用，沒有書面形式，只是在納瓦霍人之間口口相傳。
They were called the Navajo code talkers. The Navajos created the code in their own language.
這些人被稱為納瓦霍密碼員，納瓦霍密碼以納瓦霍人的方言為基礎發展而來。
Navajo is hard to learn and only a few people know it.
納瓦霍語很難學，只有少數人知道。
So it was pretty certain that the enemy would not be able to understand the code talkers.
所以可以肯定的是，敵人無法破解。
In addition, the talkers used code words.
此外，他們還使用暗號。
They called a submarine an iron fish and a small bomb thrown by hand a potato.
他們把潛水艇叫做“鐵魚”，把用手榴彈叫做“土豆”。
If they wanted to spell something, they used code words for letters of the Alphabet.
如果他們想要說什么東西，就用字母來代替。
For instance,the letter A was ant or apple or ax.
例如，字母A代表螞蟻、蘋果或斧頭。
The code talkers worked mostly in the islands in the Pacific.
密碼員主要在太平洋的島嶼上工作。
One or two would be assigned to a group of soldiers.
一組有一兩個士兵。
They would send messages by field telephone to the code talker in the next group.
他們將通過現場電話給下一組的密碼員發送消息。
And he would relay the information to his commander.
下一組的密碼員會把情報傳給指揮官。
The code talkers played an important part in several battles.
密碼員在在戰爭中起著重要作用。
They helped troops coordinate their movements and attacks.
他們幫助部隊協調行動和攻擊。
After the war,the U. S. government honored them for what they had accomplished.
戰后，美國政府對其密碼表示自豪。
Theirs was the most successful wartime code ever used.
這是有史以來最成功的戰時密碼。
Questions 9 to 11 are based on the passage you have just heard.
請根據你聽到的短文回答9-11題
9.What does the speaker say many people enjoy doing?
問題9：說話者說很多人喜歡做什么?
10.What do we learn about the Navajo code talkers?
問題10：關于納瓦霍族的密碼員我們了解到什么?
11.What is the speaker mainly talking about?
問題11：說話者主要說了什么?
