If you have a BOOX reader, take it. You don't have to take a heavy textbook if you don't want to.
You can copy the electronic files in the textbook to BOOX equipment, write notes and draw key points in the original document directly in class, and then export and print them with one click or enjoy them online. You can also take notes. You can do more work and learn natural things.
1, University Resource Network
The main learning resources of the University Resource Network are universities, middle schools, primary schools, management courses, sales training, qualification examinations, lecture rooms, vocational skills training and other video tutorials, with clear classification and rich resources. The website is dedicated to providing a learning platform for all those who want to improve their abilities, so not only can you find teaching materials, but also children's shoes that want to teach themselves can use these websites to improve themselves.
2. National Library Reference Union
The National Library Reference Alliance has more than 2.3 million kinds of e-books, more than 40 million Chinese periodical papers, more than 26 million foreign periodical papers, and a large number of digital resources such as dissertations and argumentations. There are more than 700 libraries in three major systems in China participating in cooperation and joining, and consulting daily.
3. Internet
Whip. Com is a one-stop service platform for sci-tech periodical resources in China. It uploads and publishes all kinds of academic and graduation papers, all kinds of model essays, courseware for primary and secondary schools, teaching materials and other works. After publication, it provides users with download services and provides 2000
4、CNX OpenStax
OpenStax CNX is a global resource library of educational content provided by volunteers, and the content of Opentax textbooks is also kept in CNX.
OpenTaxCNX provides educational content to millions of users every month to improve the learning effect.
Thousands of textbook books can be easily accessed anytime and anywhere, and can be downloaded from most devices.
5. Project experts
Also known as the Gutenberg Project, it is the largest public digital electronic library with amazing resource reserves.
This project provides books with expired copyright in free electronic form.
The official website of Project Gutenberg provides 59,000 completely free e-books.
Similarly, you don't need to register an account, you can download rich e-book resources from Project Gutenberg official website just by searching for the desired e-book.
6. Library genes
The website interface is simple and easy to understand. You can search for e-books in this field by entering the keyword or full name you want.
Please search some scientific research e-books, teaching materials, scientific research papers, novels, comedies, industry standards, magazines, etc.
You can find many versions of this book by searching on this website. Everyone downloads according to their own needs. There are really many books. Textbooks can also be found directly here. China's books are also very rich, which I use and cherish.
7. Academic circles
College is a website dedicated to the retrieval and sharing of academic research results. Its main business is the retrieval of academic papers and the tracking of scientific research results, but there are many classic textbooks including domestic and foreign ones.
In particular, domestic undergraduate basic course textbooks, such as Tongji University Edition Advanced Mathematics, Linear Algebra and other electronic versions, have been included in academic circles.
8. Open Access Library
OALib provides more than 4,362,064 open source papers covering all fields such as science, technology, medicine, humanities and social sciences.
All articles can be downloaded for free.
OALibJournal is a peer-reviewed academic magazine, and the OALibJournal articles published in OalibJournal are kept in OalibJournal.
9. Magazine library
Don't think that the homepage of the website is full of unknown magazines. In fact, there is no pit.
The download function of foreign periodicals is powerful, the whole station is free and updated in time. Search full HD PDF, such as The Economist, and you can get the latest economics magazine. The key is to click on the picture to find the download button and download it directly.
If you can't find the textbook, please come here and have a look. Especially foreign language textbooks.
Students who want to improve their English and find English magazines must collect this treasure website.
If you have any questions about the self-taught/adult-taught examination, don't know the contents of the test sites for self-taught/adult-taught examination, and don't know the local policies for self-taught/adult-taught examination, click on Mr. official website at the bottom to get the review materials for free: /xl/