今天我们将练习使用if和when提问，请试着回答以下几个问题：Do you gargle salt water when you have a sore throat?（当你喉咙疼时你会用盐水漱口吗）Do you have a stomach ache after you eat a lot?（你吃很多东西会肚子疼吗）When you have a stomach ache, do you drink tea?（你肚子疼时会喝茶吗）What would you do when you feel very very tired?（当你觉得非常非常累的时候会怎么做）What do you do when you feel sore after exercising?（当你锻炼后觉得酸痛时会怎么做）If you have a runny nose or itchy eyes, what do you do?（你流鼻涕或眼睛痒时会怎么做）If you have a runny nose or itchy eyes, do you take a medicine for allergy?（你流鼻涕或眼睛痒时会吃抗过敏药吗）If you have a toothache, do you go to the dentist right away?（如果你牙疼，你会立即去看牙医吗）What do you do if you have a very bad cough?（当你咳嗽很严重时你会怎么做）What do you do when you have a headache?（你头疼时会怎么做）