#$%@4-
.
765
 I haven't understood. (present perfect) I didn't understand. (past simple)
|
||||
#$%@4-
.
0
I have not understand
|
||||
|
#$%@4-
.
0
I have not understand
|
||||
#$%@4-
.
0
i am not understand
|
||||
|
#$%@4-
.
0
i have not understand
|
