The elephant is the largest animal to walk on Earth. An elephant can carry a load of 1,200 pounds（磅）. They eat 300 pounds of food a day. An elephant baby can weigh 200 pounds at birth. Elephants can live up to 70 years.
Elephants can be trained to carry logs with their trunks（象鼻）, and have been used in the forestry industry in Asia for many years.
Elephants use their ears as a cooling system. Blood  flows through veins (静脉) in the ears and as the elephant flaps (拍击) his ears, the blood cools and flows through his body to cool off other parts.
There are two kinds of elephants: the African elephant and the Indian elephant. African elephants can be identified(识别) by the larger ears. The African elephant grows up to 10 feet tall and weighs as much as 12,000 pounds.
The Indian elephant grows up to 9 feet tall, and weighs up to 8,000 pounds. It’s easy to identify because of its smaller ears. Most circus (马戏团) elephants are Indian elephants. Another name for the Indian elephant is the Asian elephant.
阅读上面的材料，完成下列句子。(每空一词)
【小题1】Elephants can live up to _______ years.
【小题2】Elephants use their _______ as a cooling system.
【小题3】There are two kinds of elephants: the African elephant and the ______ elephant.
【小题4】The ________ of the African elephant is as much as 12,000 pounds.
【小题5】It’s not ________to identify the Indian elephant from its smaller ears.

The elephant is the largest animal to walk on Earth. An elephant can carry a load of 1,200 pounds（磅）. They eat 300 pounds of food a day. An elephant baby can weigh 200 pounds at birth. Elephants can live up to 70 years.

Elephants can be trained to carry logs with their trunks（象鼻）, and have been used in the forestry industry in Asia for many years.

Elephants use their ears as a cooling system. Blood  flows through veins (静脉) in the ears and as the elephant flaps (拍击) his ears, the blood cools and flows through his body to cool off other parts.

There are two kinds of elephants: the African elephant and the Indian elephant. African elephants can be identified(识别) by the larger ears. The African elephant grows up to 10 feet tall and weighs as much as 12,000 pounds.

The Indian elephant grows up to 9 feet tall, and weighs up to 8,000 pounds. It’s easy to identify because of its smaller ears. Most circus (马戏团) elephants are Indian elephants. Another name for the Indian elephant is the Asian elephant.

阅读上面的材料，完成下列句子。(每空一词)

1.Elephants can live up to _______ years.

2.Elephants use their _______ as a cooling system.

3.There are two kinds of elephants: the African elephant and the ______ elephant.

4.The ________ of the African elephant is as much as 12,000 pounds.

5.It’s not ________to identify the Indian elephant from its smaller ears.

The elephant is the largest animal to walk on Earth. An elephant can carry a load of 1,200 pounds（磅）. They eat 300 pounds of food a day. An elephant baby can weigh 200 pounds at birth. Elephants can live up to 70 years.
Elephants can be trained to carry logs with their trunks（象鼻）, and have been used in the forestry industry in Asia for many years.
Elephants use their ears as a cooling system. Blood  flows through veins (静脉) in the ears and as the elephant flaps (拍击) his ears, the blood cools and flows through his body to cool off other parts.
There are two kinds of elephants: the African elephant and the Indian elephant. African elephants can be identified(识别) by the larger ears. The African elephant grows up to 10 feet tall and weighs as much as 12,000 pounds.
The Indian elephant grows up to 9 feet tall, and weighs up to 8,000 pounds. It’s easy to identify because of its smaller ears. Most circus (马戏团) elephants are Indian elephants. Another name for the Indian elephant is the Asian elephant.

1. 1.

   Elephants can live up to _______ years.

2. 2.

   Elephants use their _______ as a cooling system.

3. 3.

   There are two kinds of elephants: the African elephant and the ______ elephant.

4. 4.

   The ________ of the African elephant is as much as 12,000 pounds.

5. 5.

   It’s not ________to identify the Indian elephant from its smaller ears.

The brain is the boss of the body．Your eyes, ears, nose, and skin tell your brain what is going on around you．Other parts of your body tell your brain what is going on inside of you．Your brain takes in the signals．It tells your body what to do with them．When you touch fire, your skin tells your brain that your finger is too hot．Your brain tells you to move your finger．All these happen very fast．Your brain also controls your breathing, blinking （眨眼), and heartbeat．It controls your feelings and thoughts too．

Humans have the most developed brain of all animals．Yet it is not the largest brain．The human brain weighs three pounds．The brain of an elephant weighs 11 pounds．So the largest brain is not always the best brain．In people, a larger brain does not mean a clever person．

1．What is the main idea of this story?

A．The human brain works very fast．       B．The largest brain is not always the best brain．

C．The brain controls the body．                 D．The best brain is the largest brain．

2．What happens after the brain takes in the signals from the body?

A．The brain grows faster and larger．        B．The brain tells the body what to do．

C．The body becomes more developed．            D．We don't know．

3．What does“the boss of the body”mean?

A．The signals．                                         B．The most developed body part．

C．The main part of the body                    D．The control centre of the body．

4．Which brain is the most developed?

A．The largest brain．B．The human brain．C．The smaller brain．D．Not too big brain．

5．What are the things that the human brain does?

A．Takes in signals．                                   B．Controls breathing．

C．Controls feelings and thoughts．                  D．A, B and C．