1. 阅读理解

                                B     

    Hippos(河马) live in Africa(非洲). They are one of the world's largest land animals. Here are some interesting facts about them.

●Where are hippos born?

    Hippos often give birth in the water. The hippo babies get out of water right after birth to take their first breath.

●How quickly do hippos grow up?

    Hippo babies nurse both under water and on land for a year. Then they stop taking their mothers' milk but they are still with their mothers until they are eight years old. Then they move out.

●What do hippos love?

    Hippos love water and they spend most of the day in it to stay cool. The Hippo can breathe, see and hear when its body is under water because its nose, eyes and ears are on the top of its head.

●Do hippos swim better than people?

    Yes, they are great swimmers and they can hold(屏住) their breath for five minutes. Hippos can even walk under water along the bottom(水底) of rivers and lakes.

1. （1） The Chinese meaning of the world “nurse” in the passage is “_______”.

   A . 护理 B . 洗澡 C . 吃奶 D . 运动
3. （2） Hippo babies leave their mothers when they are _______ years old.

   A . 6 B . 7 C . 8 D . 9
5. （3） The underlined word “it” refers to “_______”.

   A . the zoo B . the tree C . the land D . the water
7. （4） How long can hippos hold their breath under water?

   A . For five minutes. B . For six minutes.     C . For seven minutes. D . For eight minutes.
9. （5） What is NOT mentioned in the passage?

   A . Where hippos are born. B . How hippos look for food. C . When hippo babies stop taking their mothers' milk. D . Why hippos can breathe when their bodies are under water.