THE END OF THE COURSE, THE STUDENTS HAVE TO TAKE AN EXAM ON FOUR B...
12.
the end of the course, the students have to take an exam on four basic skills of the
target language.
A. In
B. At
C. On
D. To
the end of the course, the students have to take an exam on four basic skills of the
target language.
A. In
B. At
C. On
D. To