To ask and answer Yes/No-questions with Past Simple.
Demonstrate the activity, by doing the first example together with the learners.
During the speaking activity, monitor the learners and take notes of common errors for error correction right after the activity or at the beginning of the next lesson.
After the activity, the teacher can nominate some of the learners to share with the class what they have learnt about their partner.
As a follow-up activity, learners can write sentences about their partner as part of their homework.