Section 3
SEC. 3. Sections two hundred and seventy-four and two hundred and seventy-five of Act Numbered Twenty-seven hundred and eleven are hereby amended to read as follows: "SEC. 274. Vacation and leave of teachers.—During the yearly school vacations, persons in the teaching service other than the class that may be designated for continuous duty under section two hundred and seventy-five hereof, shall be entitled to vacation leave. "SEC. 275. Persons in teaching service designated for I- continuous duty in vacation periods.—For the good of the '" service, the Director of Education, or in the case of employees of the University of the Philippines, the President of the University, may, with the approval of the Secretary of Public Instruction, designate persons in the teaching service for continuous duty. Teachers so designated shall be entitled to the vacation leave and sick leave prescribed by section two hundred and eighty-five-A of this Act, and shall render the same hours of service as other amployees entitled to vacation leave and sick leave."