When eating western food, hold a knife in your right hand and a fork in your left hand. When using a knife and fork, the left hand firmly fixes the food with the fork, and at the same time moves the knife of the right hand to cut the food. Leave temporarily during the meal, put the knife and fork in a figure of eight, and try to put the handle into the plate with the knife edge inward; When the meal is over or you don't want to eat, the knife edge is inward and the fork teeth are upward, and the right fork of the knife is placed side by side vertically, or the knife is placed side by side in the plate.