Duration of the observation	Things observed; students’ behavior
1st and 2nd weeks	No cooperation, shyness and embarrassment.
1st and 2nd weeks	A lot of grammatical errors in speaking.
3rd and 4th weeks	Engagement in the discussions, feeling comfortable, enjoyment, more interaction with some embarrassment.
3rd and 4th weeks	Increasing the oral achievement, but not confidant enough.
5th and 6th weeks	Better engagement and interaction, more fluent in expressing themselves, more motivated and more interested and more self-confident.
5th and 6th weeks	fewer grammar mistakes in speaking.
7th and 8th weeks	Engagement in thinking, discussing and sharing, consuming less time in thinking, managing their ideas more effectively, more motivation and willingness to speak.
7th and 8th weeks	Progressing in speaking, better cooperation.