Students prepare for examination with a pencil eraser, pen cleaners remove the wrong ruler, etc.And if the students do not understand what the teacher asks you to hand-raise the guard.
Students need to prepare for the test to be ready as pencils, pens, erasers, rulers, etc., correction fluid , and if students do not understand anything. Raise your hand to ask a teacher invigilator.
The student must prepare the equipment to do with, such as, eraser, pencil, pen, rust remove words wrong, ruler, etc. and if students don't understand what Ask the teacher to raise a vacationer control test.