I like science and want to be a scientist when I grow up．But I don't know 1 to become one．
There 2 one special answer for everyone，but I can tell you some ideas．Start with something from nature—the world 3 you，and you can learn about and understand it．
Here are some suggestions．How about birds？Ask your mum or dad if you can 4 a cage．Then try to find someone who may 5 the birds and can teach you about the birds．
How about numbers？You may think that maths is 6 ．But you will be surprised if you start doing puzzles and games with them． 7 can be fun．
How about the stars？ 8 someone among your friends who can help you pick out stars and groups of stars．
There are lots of ideas 9 these．They will be fun and teach you things．You will soon learn these things from nature． 10 are not science．They only help you understand it．
Plants are very important living things．Life 1 not go on 2 plants．This is because plants can 3 food from air，water and sunlight．Animals and man can not do 4 ．Animals get their food by eating plants and 5 animals．Man gets 6 food by eating plants and animals， 7 ．So animals and man 8 plants in order to live．This is why we find 9 there are so many 10 around us．
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Three people were walking along a street，first a big man，then a beautiful woman，and then an old gentleman． 1 went round a corner．Suddenly the old gentleman saw a piece of paper on the ground．He 2 ．It was five pounds．
A few seconds later，the young woman came back．She was crying．“I have 3 five pounds，”she said．
“Don't worry，”said the old gentleman．“ 4 ．”The young woman thanked him and went away．After 5 seconds，the big man came back．He was looking for something．Suddenly a window opened and a small man 6 “I saw five pounds 7 your pocket，”he said，“but that man gave it to a young woman．”The big man was very 8 ．The gentle man was frightened and gave him 9 five pounds．When he had gone，the young man came back to get her one pound sixty-seven pence，and 10 came out to get his．
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Mr．White works in an office．He liked reading in bed when he was at school．It was bad for his 1 and now he was near sight(近视)．But he wouldn't want 2 to know about it and he never wears a pair of glasses．It often 3 him some trouble．
One winter morning he was sent to a village school on business．He 4 a bus at a stop in a small town．Then he had to walk there．The road to the village wasn't smooth(平坦)．He fell over some times and it 5 his clothes dirty． 6 he got to the village．Suddenly it began to blow and it got colder．He was looking for the school while his 7 was blown off．He began to run after it but he couldn't get it．He couldn't understand why his hat ran into a house as if it had 8 ．And he ran into the house， 9 ．
A woman stopped his and shouted angrily，“ 10 are you running after my hen for？”
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How are letters delivered in your country？Are letters delivered to 1 person's door？Is mail 2 at the post office until someone goes there to get it？ 3 someone lives far from a post office，how does he get his mail？
In the United States，most people who live in cities and small towns 4 their mail at home．Letters are delivered to the family's door every day．Some people have boxes or baskets for letters beside the front door．If there is no box or basket，the letters are 5 an opening in the door．Large packages(包裹)are sometimes 6 beside the door．
Many Americans live on farms that are far from 7 city，town，or village．Their mail is delivered to 8 near their houses．Every day the farmers who live near the road 9 to their mailboxes．This mail service is called Rural(农村的)Free Delivery．Rural Free Delivery is also 10 as RFD．
