Apples, figs, pitaya, etc. , can effectively remove the fire. Children can eat apples, figs, pitaya and other fruits because of getting angry, which is easy to cause sore throat and cough. You can stew pear crystal sugar water to drink, which can reduce fire and clear heat, relieve cough and phlegm, and moisten the lungs. It is very good to choose Pak Lei in autumn, which can clear away heat and phlegm, moisten dryness and promote fluid production. It is rich in B vitamins, tannins and sugar conjugates, which can protect the throat.