Open the Zhixue.com application on your phone, and then click the Practice Center button in the middle of the page.

1. After entering the practice center page, find and click the answer button next to the open task.

2. After entering the answer page, click the+button below the upload answer record.

3. Turn on the camera, click to shoot your own answer record, and then click the confirmation icon below.

4. The picture has been uploaded successfully, and then click the Finish Punching button below to finish punching.

5. A prompt pops up, and click the Confirm Submit button in the lower right corner of the prompt window.