Teaching aids and exercises: Just read Wang Houxiong's textbooks completely. There is a summary of knowledge in front, which is very specific; There are also typical examples to illustrate, and finally there are exercises. If you feel that it is not enough, you can also buy heavy difficulties. There are many important and difficult topics, which are classic and difficult.

Newspapers and magazines: With my limited knowledge, I can only recommend some English ones. National Geographic, American Geographic magazine. Knowledge is very rich, and the number of words is also very large. If you want to improve your English, words come first, and then you can read your favorite English novels. You can stick to it if you are interested.

In fact, China's natural history also covers a lot of knowledge. There will be explanations of college entrance examination questions in each issue.