TAILIEUCHUNG - Luyện thi IELTS (p12)

Tham khảo tài liệu 'luyện thi ielts (p12)', ngoại ngữ, toefl - ielts - toeic phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | TRANSCRIPT EPISODE 2 VITAMIN D Hello. I m Margot Politis. Welcome to Study English IELTS preparation. Today we re going to look at ways of discussing a topic. When you re writing or speaking you can present facts or you can use your opinion - but how can you tell the difference Today we ll find out. We re going to listen to a scientist talking about Vitamin D and cancer. In the clip see if you can hear both facts and opinions being used. I believe that the public health problem for vitamin D deficiency is quite significant. I would estimate minimum 25 of adults in the United States Europe and probably even in Australia are vitamin D deficient. I mean if you think about it over 250 000 women in the United States will develop breast cancer this year. Something like 50 000 will die. If 25 of those breast cancers could have been averted prevented in some way just by having a little exposure to sunlight would have been really tremendous. So he was talking about the links between vitamin D and cancer. Many Australians these days are avoiding the sun because they know it can cause skin cancer. But by avoiding the sun they re missing out on vitamin D - the vitamin that you get from sunshine and this is leading to other health problems. When you re reading writing or listening to an argument like this it s important to be able to tell the difference between statements of fact and statements of opinion. But how can you tell the difference Well there are a number of ways you can express your opinion. Today we re going to look at two of these using phrases that express an opinion and using modal verbs. First let s look at some phrases. The key words to listen for when you re trying to decide whether someone is talking about facts or opinions are words like believe think argue feel opinion or view. These vary from formal to informal. If I was talking with my friends I might say I think or I believe If I was in a class or tutorial I might say In my opinion or in my view . But if

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