Lớp của Mark tổ chức một buổi tham

Mark's class organized a tour of ecological forest in extracurricular to help students in harmony with nature as well as the complementary knowledge of biology. Mark was a teacher group with Linda, Peter and Jenny with the task of finding firewood. Four people together they walked along Frolic, who also feel extremely excited, they quiz each other knowledge about plants, fungi, flowers .... Mark suddenly hear strange sounds emanate, you go under and did not know he had split from the Group would

Mark's class organized a curricular trips in forest ecology to assist students in harmony with nature as well as additional knowledge of biology. Mark is a teacher subgroups Linda, Peter and Jenny to the task in collecting firewood. Four people walk together they frolic together, everyone felt extremely excited, they puzzle together the knowledge of plants, fungi, flowers .... Suddenly Mark hear strange sounds emanating, he come by and do not know they were separated from the group when