Analysing pedagogic discourse: an approach from genre and register

Table 10 Exchange 9: Elaborating phases

Spkr	Exchange	Roles	Participation	Phases
T	So it's moving	K1	class	Prepare
	What else is it doing?	dK1	class	Focus
S1	changing	K2	S1	Propose
T	changing	K1	S1	Affirm
T	good	K1	S1	Affirm
T	What's it changing?	dK1	class	Focus
S2	state	K2	S2	Propose
T	state	K1	S2	Affirm
	from solid, liquid, gas	K1	class	Elaborate
	OK	K1	S2	Affirm