江苏省常州市西夏墅中学高二英语课件：Unit3《Protecting ourselves Task》1(牛津译林版选修10).pptVIP

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江苏省常州市西夏墅中学高二英语课件：Unit3《Protecting ourselves Task》1(牛津译林版选修10).ppt

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* * 本屏为呈现第一个不同 * * 本屏为呈现第一个不同 * * 本屏为呈现第一个不同 * * 本屏为呈现第一个不同 * * 本屏为呈现作业 medicines that your body does not react well to. An additional—and perhaps unexpected— danger of taking unnecessary medications is that there are more bottles of pills in the house, which children could pick up and eat the pills as if they were sweets. This is a very important reason why you must not leave any medicine lying around. Step 1 B Read the guidelines of part B and answer the question. What are antibiotics? What are they used for? Antibiotics are medicines that can be used to damage or stop bacteria that can cause infections. Step 1 B Categorize all the sentences according to the table below. Obligation level: * Obligation level: ** Obligation level: *** 2 1, 5 3, 4, 6, 7 Tapescript Dr Grey: Now I would like to talk about antibiotics and the dangers of taking them unnecessarily. I will tell you what antibiotics are in case you are not sure. An antibiotic is a medicine that can destroy or stop germs from growing. Antibiotics are used to cure serious infections such as ear infections, but they do not help with illnesses like colds or the flu, which are not infections. You should remember this the next time you think you can cure a cold quickly with antibiotics. In fact, taking antibiotics unnecessarily can cause antibiotic-resistant bacteria to grow in the body. As a result, when a person who uses antibiotics to cure the flu is seriously ill with infections, the antibiotics may not work. Worse yet, this person could develop an antibiotic-resistant super virus in his or her own body. The powerful virus can be passed to other people and make them very ill. This is a huge problem in hospitals, where many patients already have weak immune systems, and the super virus can be passed easily from patient to patient. For this reason, you should not go to hospital unnecessarily if you have a cold or flu that is not very serious. Instead, you should do exercise often and eat wel