in pairsTWOin groups of two 两个一组地,成对地,成双地 We worked in pairs for the role-play exercise. 我们两个一组地进行角色扮演练习。
The leaves of the tree are arranged in pairs. 这种树的叶子是成对生长的。
worked in pairs• In the third lesson, pupils worked in pairs to produce their own diagram to show the rabbits.
→ in pairs at pair1(1)