The full-text database of China periodicals can be used to query the periodicals of tomorrow's education viewpoint. The specific steps are as follows:

1. Open the browser, and Baidu searches "China Journal Full-text Database".

2. Click the link to enter the full-text database of China journals.

3. Click on "author article search".

4. Enter the paper name, author and other relevant information, and click "Search for Literature".

Please note that you must enter the correct information such as the name and author of the paper in order to retrieve the correct literature.