一级英语

ReadingNowadays few of us read books after we leave school.This is rather disturbing, for one should know that books are no less necessary to one’s mental life than fresh air is to one’s physical ...

　 Finding the Direction and Location How can you tell which direction? By day, look for the Sun. It is in the east in the morning and the west in the afternoon. At night, use the Big Dipper to help ...

　 Waves How does light get from the sun to the earth? How does music get from the stage to the audience? They move the same way-----in waves! Light and sound are forms of energy. All waves carry ene...

Soils There are many different kinds of soils. Different soils have different types of rock and minerals in them. Some soils have more water in them than others. Some soils might have more plant and a...

Crisis Life is a contest! Who will win? A bluebird and sparrow both compete for space to build their nests. A fast-growing maple tree and slower-growing dogwood compete for the sunlight they both need...

America’s Worst Surprise December 7, 1941 was one of the worst days in American history. Nearly all Americans who are old enough to remember that day can still remember what they were doing at the m...

Great Depression in the U.S. In 1929, the bills started to come in. American industry had produced too many goods. Americans could not afford to buy all of them. So factories had to cut down on their ...

Travel for Work You can see them in every airport in the world. They are businessmen and women who have to travel for their work. When they first applied for the job, they may have thought of good foo...

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完形填空更注重对篇章语境的考查，而并非单纯孤立的考查语法和词汇知识。做好完形填空的题目，考生日常要注意对段落和上下文的把握，要善于捕...