Czech teacher provide supervision of kids at school ……. mins before the start of school instruction. Czech teachers provide supervision …… mins before the start of the out-of-school event. Czech teachers are obliged to announce the place and time of the start and end of the event at least …… days in advance to the pupil's legal representatives. ………………………………………………………………………………………………….. Czech teacher provide supervision of kids at school ……. mins before the start of school instruction. Czech teachers provide supervision …… mins before the start of the out-of-school event. Czech teachers are obliged to announce the place and time of the start and end of the event at least …… days in advance to the pupil's legal representatives. ………………………………………………………………………………………………….. Czech teacher provide supervision of kids at school ……. mins before the start of school instruction. Czech teachers provide supervision …… mins before the start of the out-of-school event. Czech teachers are obliged to announce the place and time of the start and end of the event at least …… days in advance to the pupil's legal representatives. ……………………………………………………………………………………………….. Czech teacher provide supervision of kids at school ……. mins before the start of school instruction. Czech teachers provide supervision …… mins before the start of the out-of-school event. Czech teachers are obliged to announce the place and time of the start and end of the event at least …… days in advance to the pupil's legal representatives. ……………………………………………………………………………………………… Czech teacher provide supervision of kids at school ……. mins before the start of school instruction. Czech teachers provide supervision …… mins before the start of the out-of-school event. Czech teachers are obliged to announce the place and time of the start and end of the event at least …… days in advance to the pupil's legal representatives.