sinceyethadalreadyagoforhave alreadyneverever I (1) ......................... always been very fit and healthy, and I have (2) ......................... had a serious illness. However, a couple of weeks (3)........................., I caughtthe flu. I must admit that until then, I had not realized just how unpleasantthe flu could be. I (4)......................... a high temperature for nearly a week,and my whole body hurt. I don’t think I have (5) ......................... felt somiserable. It’s taking me ages to get my strength back. It really bothersme that I haven’t had enough energy to play football (6)......................... I gotill. In fact, I have (7)......................... been to the doctor to ask if it’s normal tofeel weak for so long. He says I’ll soon feel better. Apparently I’m lucky. For some people, especially the old and the weak, the flu can be very serious.Doctors have tried (8)......................... years to find a cure for the flu, but theyhaven’t found one (9)......................... Fortunately, researchers have developeda vaccine which gives effective protection against the disease. According tomy doctor, most of his elderly patients have (10)......................... received theirflu shots.