In school districts of the second, third and fourth class, every teacher in the public elementary or high schools shall make and keep a proper record of the work and progress of each pupil, and at the end of each term shall include, in the last monthly report required from such teacher by the provisions of this act, the grade of proficiency of each pupil and his standing in the several branches pursued by him in said school, as well as the conduct of such pupil, together with such recommendations for his promotion or retention for additional preparation as such teacher deems just and proper. Until his record and report as herein required shall have been examined and approved by the district superintendent, or the secretary of the board of school directors, no teacher shall be paid any salary for the last month of his term.