- 阅读理解。People realize that, although animals may not have the same intelligence as human beings, they are cleveren...
- 短文填空: 根据文章内容在空白处填入合适的单词,每空只限一词。I'm a computer. I was born in 1642. Over time I have 1__...
- 阅读理解。There are a lot of public libraries in Britain. These libraries have more than one hundred and fifteenmilli...
- 阅读理解。A student is learning to speak British English. He wonders (想知道): Can I communicate with Americans?Can t...
- 阅读理解。Fire can help people in many ways. But it can also be very harmful. Fire can make water hot and housewarm, ...
- 阅读理解。Without plants, people could not live. We eat plants. We take in oxygen that plants make. And we needplants...
- 阅读理解。You're sitting on the train home and the person opposite you yawns (打哈欠). Suddenly, you're yawningwith h...
- 阅读理解。In 1901, H.G. Wells, an English writer, wrote a book describing a trip to the moon. When the explorers(探险...
- 阅读理解。These days, if you still think the cell phone is just for talking, you'll get laughed at. Yes, it's true, v...
- 阅读理解。When a cat is frightened, its heart starts beating faster, its muscles get tense, and there are changes int...
- 阅读理解。Some people learn a second language easily. Other people have trouble learning a new language. How canyou h...
- 阅读理解。Do you know that you can use your watch as a compass (指南针) on a sunny day? Take a watch andpoint the hou...
- 阅读理解。Michael Fish may soon be replaced as a weather forecaster by something truly fisher-the shark (鲨鱼).Resear...
- 阅读理解。We can achieve knowledge either actively or passively. We achieve it actively by direct experience, bytesti...
- 阅读理解。It is natural that children are curious (好奇的) about the world around them. For example, they want toknow...