Learn to strengthen the country's assistant, learn to strengthen the country's little assistant, learn to strengthen the country, assistant, helper, little assistant, little helper. Help you complete the video (12 points), articles (12 points), daily questions (5 points), weekly questions (5 points), and special questions (5/10 points) for a total of 45 points (without each The total number of weekly questions is 40, including 1 point for login).
You select the content you need to learn, and after clicking start, it will help you complete the study. You only need to listen and read carefully to facilitate your study.
Please do not operate or switch the application to the background during the learning process to avoid exceptions. If an exception occurs, please exit and start again.
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