People use money {#blank#}1{#/blank#}  food, books, bicycles and hundreds of other things they {#blank#}2{#/blank#} .When they {#blank#}3{#/blank#} ,they usually get paid in money.
    Most of the money used today{#blank#}4{#/blank#}  metal or paper. But in ancient times people often used all kinds of things as money. One of the first kinds of money was shells（贝壳）.
    In ancient China, cloth and knives {#blank#}5{#/blank#}  money. Elephant tusks（象牙）,monkey tails（尾巴）and salt were used in some parts of Africa. Rice was also a kind of money used by the ancient people on some islands. Cows and other animals were used as money. too.
The first copper（铜）coins {#blank#}6{#/blank#}  China. They were round and had a square（正方的）hole in the center. Different countries have used different metals for their money. Later some countries {#blank#}7{#/blank#}  to make coins of gold and silver（银）.But gold, silver and copper were heavy {#blank#}8{#/blank#}  when people needed a lot of coins to buy something expensive. The Chinese were the first {#blank#}9{#/blank#}  paper money. The first paper money didn't {#blank#}10{#/blank#}  like the paper money we use today.

    An education program in Chengdu teaches children in cities about pandas and other {#blank#}1{#/blank#} animals. They send people to schools to tell children about the {#blank#}2{#/blank#} of saving these animals. The children sing songs or make artwork about pandas and other wild animals. Teaching children is one {#blank#}3{#/blank#} to help save pandas. The Chinese government is also trying {#blank#}4{#/blank#} to help save the pandas. Scientists are doing research to better understand the habits of pandas. We all hope that {#blank#}5{#/blank#} there will be a lot more pandas than now.

A: Hi, John. How was your April Fool's Day?

B: It was terrible. One of my friends invited me to a costume party.

A: That {#blank#}1{#/blank#} good. Why do you say it was terrible?

B: By the {#blank#}2{#/blank#} I got to the party, I realized I had been fooled, because I was the only one that was wearing a costume.

A: Oh, I see. That was really terrible.

B: What {#blank#}3{#/blank#} you, Ann?

A: I was tired on April Fool's Day.

B: What was {#blank#}4{#/blank#}？

A: My friends told me that we were going to have a math test the next day. I studied the whole night and was exhausted(精疲力竭的).

B: What {#blank#}5{#/blank#} next?

A: Then the next day I found they had fooled me. We didn't have a test.

B: Oh, poor Ann. You should go and have a good rest.