单项选择题

Questions 22 to 25 are based on the conversation you have just heard.

A．To get help with the course.
B．To chat with Jack socially.
C．To hand in their assignments.
D．To practice giving interviews.

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The purpose of improving the education quality is to create an environment in which people may achieve further success.

单项选择题

Questions 22 to 25 are based on the conversation you have just heard. 您的浏览器不支持 audio 元素。