回答下列问题 (1)When did Jiamin go to the hospital? . (2)If you have a fever,what should you do ? . (3)Is eating too much candy good for our teeth? . (4)I have a cold, what should I do? . (5)You have a fever,what should you do? . (6)What did you do last night? . (7)Did you watch TV yesterday? .