Isaac Newton was born in  Woolsthorpe , England, on December 25,1642. He was born early and he was very{#blank#}1{#/blank#} .No one believed he could continue to live. But he surprised {#blank#}2{#/blank#}  . He had one of the most powerful minds in history. And he lived{#blank#}3{#/blank#}he was 84.

 Newton's father died before he was born. His mother married again a few years later. She {#blank#}4{#/blank#} Newton with his grandmother.

 The boy was not a good student .Yet he was curious(好奇的) and liked to make things ,such as kites, clocks and simple machines . Newton also{#blank#}5{#/blank#} finding new ways to answer questions or solve problems .As a boy ,for example, he wanted to find a way to measure(测量) the {#blank#}6{#/blank#}  of the wind .On a windy day , he measured how far he could jump with the wind at his back .Then he measured{#blank#}7{#/blank#} he could jump with the wind in his face .From the difference between the two jumps, he made his own measure of the power of the wind.

 Strangely ,Newton became a much better student after a boy kicked him in the stomach.The boy was one of the best students in the school.Newton decided to get even (报复) by getting {#blank#}8{#/blank#} marks than the boy who kicked him .In a short time ,Newton became the top student at the school.

 Newton left school to help on the family farm.{#blank#}9{#/blank#} , the boy was not a good farmer.He spent his time solving math problems. Instead of taking care of the farm. He spent hours visiting a bookstore in town, {#blank#}10{#/blank#}   selling his vegetables in the market.An uncle believed that Newton would do better as a student than as a farmer.So he sponsored(资助) the young man into Cambridge University to study math.

    Mexico(墨西哥)is to the {#blank#}1{#/blank#} of the U. S. and it's a very beautiful country. Most of the people there {#blank#}2{#/blank#} Spanish.

    Mexico is one of the most famous old cultural{#blank#}3{#/blank#} in the world. The Maya Civilization(玛雅文明)was developed there. People can see many old buildings in Mexico, such as the Sun Pyramid and the Moon Pyramid. They are very famous places of interest,{#blank#}4{#/blank#}lots of people from the world visit them every day.

    In Mexico, you can see cactuses(仙人掌) {#blank#}5{#/blank#}. There are about two {#blank#}6{#/blank#} kinds of cactuses in the world, and you can find more than half of them in Mexico. Some cactuses are about 17 metres {#blank#}7{#/blank#} and 40, 000 kilograms! That's amazing, isn't it? So Mexico is called“The Nation of Cactuses”.

    Mexico is {#blank#}8{#/blank#} the home town of corn. The Mexican usually say, “We created(创造)corn and at the same time, corn created us. ”

    Once there was a man in the town. He had two {#blank#}1{#/blank#}: a dog and a donkey (驴). The dog watched the house. The donkey {#blank#}2{#/blank#} things here and there.

    One night, a thief (小偷) {#blank#}3{#/blank#} the house. The man was sleeping. The donkey saw the thief and {#blank#}4{#/blank#}. The man got up and looked around. But the thief ran away, so he didn't see anything. His {#blank#}5{#/blank#} were all in the house. The man thought the donkey was too noisy (吵闹的). He was not {#blank#}6{#/blank#} and beat (打) the donkey badly.

    It was the dog's work to watch the house, not the donkey's.

It was sunny last Saturday. Mr. Black {#blank#}1{#/blank#} his children to the zoo. When they {#blank#}2{#/blank#} there, they saw many people and animals.

The children went to the lake first. There they saw many fish {#blank#}3{#/blank#} in it. Jane was really happy, "Look, how beautiful the fish are! I hope I can swim {#blank#}4{#/blank#} them." Then they went to the bird garden. There were different {#blank#}5{#/blank#} of birds in it. These birds were not {#blank#}6{#/blank#} when people were near them. Mr. Black bought some bird food for the children {#blank#}7{#/blank#} them. The children were very happy. After {#blank#}8{#/blank#} many hours in the zoo, the children were hungry. Then Mr. Smith took them to a {#blank#}9{#/blank#} for lunch. The food was expensive {#blank#}10{#/blank#} very delicious. All in all, they had a great day.