Whole class work.
Group work.
Pair work.
Individual work.
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The following is a thing that the teacher often do in a language classroom. Please decide what role the teacher is playing this activity: the teacher gives students 2minutes to skim a text, and when time is up, he/she asks students to stop and answer some questions ________________.
：A.prompter
B.organizer
C.controller
D.participant
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