Tiêu đề 1. UNIT 1. A long and healthy life.docx ✅

3 disease organisms illness infected vaccine antibiotics bacteria spread food poisoning infectious 1. I’m taking __________ for a throat infection. 2. Clean the wound so it doesn’t get __________ . 3. Foot and mouth disease is caused by a highly __________ virus which animals either eat or inhale. 4. All living __________ have to adapt to changes in environmental conditions. 5. There is no __________ against HIV infection. 6. __________ is an illness of the stomach caused by eating food that contains harmful bacteria. 7. She suffers from a rare __________ of the brain. 8. Doctors say that his __________ isn’t life-threatening. 9. Some __________ help the human body fight disease. 10. Some unhygienic conditions encourage the __________ of disease. • Prepositions VI. Complete each sentence with the correct preposition. 1. They are looking __________ ways to add further value __________ their products. 2. He is receiving treatment __________ cancer. 3. I don’t have any sugar so you’ll have to do __________ . 4. You can help prevent heart disease __________ changing your lifestyle. 5. His back injury may prevent him __________ playing in tomorrow’s game. 6. The wood gave __________ a sweet, perfumed smell as it burned. 7. Cut down __________ fatty foods if you want to lose weight. 8. He has changed a lot __________ the past decade. 9. Diseases that were once thought incurable can be treated __________ antibiotics. 10. She suffers __________ a rare bone disease. 1C. Grammar • Past simple vs Present perfect I. Choose the correct words. 1. David has been / was at the beach for hours. I think he’s having a great time there. 2. Have your friends bought / Did your friends buy tickets for the concert yesterday? 3. My younger sister has started / started school six months ago. 4. So far this week we’ve seen / we saw two funny films on TV. 5. I’ve talked / I talked to my grandparents on the phone last week. 6. What’s the noise? Have your neighbours bought / Did your neighbours buy a new dog recently? 7. Have you seen / Did you see Nick this week? 8. We’ve known / We knew Ann and Tom for three years. We’re really good friends now. II. Choose the correct answers. 1. My school football team hasn’t won / didn’t win a match since the start of the year. 2. I haven’t been / didn’t go to China. What’s it like? 3. It has rained / rained three times this week. 4. I have seen / saw my first Disney film when I was four years old. 5. I feel at home in this village because we have lived / lived here for six years now. 6. I’m a big football fan, but I have never been / never went to the stadium. 7. It hasn’t rained / didn’t rain for a long time, so it’s very hot. 8. I have sent / sent an email to Jack last week, but he hasn’t replied.