A In spite of the fact that the teacher is correcting the student all the time, their communication is flowing smoothly.
B The teacher should keep on correcting her student until she is able to speak perfect English.
C Correcting grammar mistakes on the spot will help students build self-confidence and be more fluent.
D The student feels comfortable with the teacher’s corrections and is likely to speak more fluently.
E The more the student is corrected for his/her grammar mistakes, the more likely he/she is to forget what he/she is speaking, so the less fluent he/she will be.