英语：unit3 protecting ourselves-grammar and usage课件（牛津译林版选修10）

课件14张PPT。Grammar and usageGrammar and usageThe development of a textUnit 3 Protecting ourselves
How to develop a text?A text should be written …The diagram of a text:TitleBeginningBody 1Body 2ConcludingTopic sentenceSupporting sentenceHookTopic sentenceSupporting sentenceSupporting sentenceTopic sentenceConcluding sentence1. A titleIt should not be too long and should be clear and simple.2. A beginning paragraphIt should contain a topic statement, which is usually the first sentence. As in other paragraphs, the beginning paragraph should have supporting sentences following the topic sentence.
The beginning paragraph should capture reader’s attention and keep them interested in reading the text.
3. Body paragraphs Topic sentences. The topic sentence is usually thefirst sentence of the paragraph andcontains the main idea of it. The topic sentence should be simpleand clear for readers to catch its meaning.3. Body paragraphsSupporting sentences. Supporting sentences follow the topic sentence and provide details or proof to support it. They expandon the idea presented in the topicsentence. 3. Body paragraphsConcluding sentence. The last sentence of a paragraphsometimes introduces the main idea of the next paragraph. 4. A concluding paragraph It should contain a final topic statement (or maybe a prediction),or it could refer to the example mentioned in the beginning paragraph. Let’s practice: (Tell the fun_ction of the following part)title Aids today
2. A beginning paragraph §1. When discussing the problem of Aids, we use a lot of technicaland scientific terms on this website.topic sentence §2. In an African village, eleven-year-old Ajani hears a far-off scream as he washes his little sister in a bath that leaks water. hook3. Body paragraph §3. Aids is caused by a virus called HIV, which enters person’s blood and attack the body’s immune system.topic sentence §4. As the immune systemweaken, it loses the ability to fight illnesses.
supporting sentence
Homework1. Finish off the exercises on workbook.
2. Practise writing a passage according to what you have learnt today.
Thank you so much!