Be Punctual
Teacher can say ""sorry" if s/he be late in class. For example,
- Sorry for my late.
- Sorry for the late.
Focus attention
If students are not pay attention, teacher can say something to students.
- Adam, are you with me?
- Listen to me.
Teacher can use some techniques.
For example,
using clapping a pattern or I say "Hands on head, eyes on me, 1,2,3, and they repeat to get attention for directions.
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