当结对编程的人员在某项活动中发现新的需求时，他们可以更新卡片，再回到之前的活动中。

As soon as a pair realizes that there is an additional requirement during the course of an activity, they can update the card and get back to their activity.

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结对练习。分角色表演活动4中的对话。 。

Work in pairs. Role-play the conversation in Activity 4.

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在英语教学中，小组合作学习的形式包括结对子或分组法、交叉法、共学式、一人中心活动等。

In English teaching, the modes of team cooperation learning include forming pairs, grouping, intersecting, etc.

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