Hello, students, the same subject, the teaching form and teaching objectives of Class A/B are the same, but the teaching teams are different, and students can buy any combination according to their own preferences.

20 15 politics for postgraduate entrance examination will be broadcast live to class a in the last 3 hours (/Rzn0WkE)?

20 15 politics for postgraduate entrance examination will be broadcast live in class b in the last 3 hours (/Rzn0Yve)?

20 15 the last 3 hours of English for postgraduate entrance examination will be broadcast live to class a (/Rz3X 1Up)?

20 15 the last 3 hours of English for postgraduate entrance examination will be broadcast live to class b (/Rz3XBln)?

20 15 the last 3 hours of live class of postgraduate mathematics (/RzehbCT)?

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The above is the information provided by New Oriental Online (New Oriental Online School koolearn). I hope I can help you solve the problem. If you have any questions, please feel free to ask New Oriental Online Enterprise.