A critical factor "that plays a part in people's susceptibility(敏感性)to colds is age. In the past four years, the University of the Michigan School of Public Health {#blank#}1{#/blank#} (do)a study, revealing some general ru1es for the public. It says that babies are most likely {#blank#}2{#/blank#} (catch)a cold. Babies will catch more than six colds during their first year {#blank#}3{#/blank#} average. Besides, boys have more colds than girls when they are under the age of three. When they grow older than three years old, {#blank#}4{#/blank#} is easier for girls to catch colds than boys. Girls might catch three colds, while boys catch two {#blank#}5{#/blank#} (annual).

    Generally speaking, the incidents of colds continue to decline while people are growing older. Elderly people who are in good {#blank#}6{#/blank#} (healthy)have as few as one or two colds every year. One exception is found among people in their {#blank#}7{#/blank#} (twenty), especially women, who show a rise in cold infections. This is {#blank#}8{#/blank#} people in this age group have young babies to bring up. Adults who delay {#blank#}9{#/blank#} (have)children until they are more than thirty experience {#blank#}10{#/blank#} same sudden increase in cold infections.

    World Read Aloud Day is celebrated each year on the first Wednesday of March. It {#blank#}1{#/blank#} (start) by the LitWorld.org website in 2010 and has now reached 65 countries. The aim is to encourage people worldwide who cannot read to enjoy the benefits of a book. The website asks everyone {#blank#}2{#/blank#} (celebrate) the day by taking a book, finding an audience, and reading out aloud. It is about taking action to show the world that the right to read and write {#blank#}3{#/blank#}(belong) to all people.

    The website asks {#blank#}4{#/blank#}(visit) to join in the movement to reduce {#blank#}5{#/blank#}  number of illiterate（不识字的）people in the world. It is {#blank#}6{#/blank#} (absolute) necessary to help those who cannot read. The website says, “It's time to start by reading aloud to {#blank#}7{#/blank#} might like it. Share a book with a child who might need it, share a story with someone who would treasure it, listen patiently {#blank#}8{#/blank#} someone else's story as they share with you.” The United Nations says, “Literacy involves a variety of learning in enabling individuals to achieve their goals, to develop their knowledge, {#blank#}9{#/blank#} to participate fully in society.” In that way, World Read Aloud Day does help make a {#blank#}10{#/blank#}(different).

    One morning, I was waiting at the bus stop, worried about {#blank#}1{#/blank#}(be) late for school. There were many people waiting at the bus stop, {#blank#}2{#/blank#}some of them looked very anxious and {#blank#}3{#/blank#}(disappoint). When the bus finally came, we all hurried on board. I got a place next {#blank#}4{#/blank#}the window, so I had a good view of the sidewalk. A boy on a bike {#blank#}5{#/blank#}(catch) my attention. He was riding beside the bus and waving his arms. I heard a passenger behind me shouting to the driver, but he refused {#blank#}6{#/blank#}(stop) until we reached the next stop. Still, the boy kept {#blank#}7{#/blank#}(ride). He was carrying something over his shoulder and shouting. Finally, when we came to the next stop, the boy ran up to the door of the bus. I heard an excited conversation. Then the driver stood up and asked," {#blank#}8{#/blank#}anyone lose a suitcase at the last stop?" A woman on the bus shouted, "Oh dear! It's {#blank#}9{#/blank#}(I)." She pushed her way to the driver and took the suitcase thankfully. Everyone on the bus began talking about what the boy had done, and the crowd of strangers {#blank#}10{#/blank#}(sudden) became friendly to one another.

The Longji Rice Terraces (龙脊梯田) were built by the local Zhuang and Yao people, to whom Guangxi is home. Starting in the Yuan Dynasty, work on the terraces took hundreds of years. The terraces are {#blank#}1{#/blank#} (clever) designed, with hundreds of waterways that connect with each other. During the rainy season, it is along these waterways that rainwater {#blank#}2{#/blank#} (move) down the mountains and into the terraces. These terraces also provide a perfect environment for birds and fish, some of which feed on insects {#blank#}3{#/blank#} can harm the rice crops. Today the Longji Rice Terraces attract thousands of visitors who come to admire this great wonder created by people and nature working together.