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actice in pairs in act it out. 4. Free talk. Ask and answer between theteacher and students. T: What were you doing at this time yesterday,S1? S1:I was? T: What was S1 doing at this time yesterday,S2? S2:S1 was? T: What were you doing at this time yesterday,S2? S2:I was? T: What was S2 doing at this time yesterday,S1? S1:S2 was? 5. Groupwork. Let Ss make up new conversations. Then act it out. 6. Ask and answer between theteacher and and practice “ What were y