B. Fill in the blanks with suitable words.
School Safety Regulation
School safety seems to be very simple __but__ students are usually unaware 1. _______________ its importance. In order to enjoy your school life to the full, you must first pay attention 2._______________ it.
Students spend most of 3._______________ time in classrooms when they are at school so classrooms 4._______________ just like their homes. Therefore, they should 5._______________their "homes" clean and tidy. Since a classroom may be shared 6._______________ more than 35 students and there are so many desks and chairs, it can be a source of 7._______________ . Thus, running and playing ball games in a classroom can be dangerous and should not be 8.______________. Students should report any damaged desks or chairs 9._______________ their class teacher and 10._______________ no circumstances should they play with switches or sockets.
11._______________ the classroom, students should remember to behave themselves when they are in the corridors or when using the staircases. They should 12._______________ not to run and be more 13._______________ when using the staircases in humid and rainy weather.