The deep (深的) sea is not an easy place to live in. It's cold and dark. The deeper it is,the less sunlight there is. At about 3,000 feet,there is no light at all. It's very dark in the sea. Many fishes have no eyes,but some have big eyes. A few have eyes only on one side.

  Besides (除了) the coldness and the darkness,deep sea animals face (面臨) a third danger other animals.

  Animals must find food to eat. Many animals eat plants,and some eat meat. This means these sea animals have two big jobs. One is that they need to find animals as their food,and the other is that they have to try not to become other animals' meals.

根據(jù)短文內(nèi)容，選擇最佳答案。

(   ) 1. The deep sea is not an easy place to live in,because         .

   A. it's blue   B. it has sunlight

   C. it has lots of plants   D. it's cold and dark

(   ) 2. Many fishes have         .

   A. black eyes   B. small eyes

   C. eyes on one side   D. no eyes

(   ) 3. How many dangers will animals meet in the deep sea?

   A. One. B. Two. C. Three. D. Five.

(   ) 4. Sea animals have two jobs. They         .

   A. need to find animals as food and have to try not to become other animals9 meals

   B. need to find animals and make friends

   C. swim and find food

   D. find friends and eat other animals

(   ) 5. Which of the following is Right?

   A. Animals find something to eat and they may be eaten (吃) by others.

   B. The deeper the sea is,the brighter it is.

   C. All the fish in the deep sea have no eyes.

   D. Animals can't eat animals.

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