*Repetition Drill: Example:Tuan: Good morning, Lan.Lan: Good morning, Tuan.Tuan: How are you?Lan: I’m fine. Thank you. And you?Tuan: Fine. Thanks. Explain:_ Teacher takes the role of Tuan’s line, students take the role of Lan’s line._ After that the teacher takes the role of Lan’s line, and students take the role of Tuan’s line._ A half class continue to take the role of Tuan’s line and a half the rest take the role of Lan._ The teacher asks the boy to take Tuan’s part, and the girl take Lan’s part.* Chain Drill
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