Tongue licking maxillary movement. You can gently press the tip of your tongue against the upper jaw, and then turn the tip of your tongue around the upper jaw 36 times. Or lick the upper jaw with the tip of your tongue and swing it left and right 36 times. When saliva increases, swallow it three times.
Tongue licking gum movement. Rub the inner gum with the tip of the tongue, from top to bottom, close to the upper and lower gums and rotate, 36 times each. Then, rub the buccal side of the upper lip and the buccal side of the lower lip with the tip of the tongue for 36 times, in the same order as above; Or lick the inner gum with the tip of the tongue, swing it from side to side for 36 times, and then lick the buccal side of the upper lip and lower lip for 36 times. When saliva increases, swallow it three times.
Tongue stretching exercise. The tip of the tongue extends forward as far as possible to make the root of the tongue feel stretched. When the tongue can't stretch out any more, put it back into your mouth. When you stretch and shrink, your breath will be tight and loose, and you will do it 36 times. When saliva increases, swallow it three times.