good morning
good afternoon
class begins
class is over
read after me
can you spell the word
read this word one by one
listen to the tape
open your books
close your books
try to recite this passage
do you understand
understand?
try,please.
follow me,please.
Be quiet, please.
In pairs, please.
In English, please
Be quick, please.
oh,time's up.
Who wants to be a little teacher?
Good job /Excellent. / Great! / Well done. / Very good.
congratulations.