Step 3: Read the article again and choose the correct words to complete the sentences.1．Chen Wei was a friend/complete stranger to Zhang Tao.2．When Chen Wei reached Zhang Tao, Zhang Tao was sitting on the chair/standing.3．The Heimlich manoeuvre is quite easy/difficult to do.4．You will know that the victim is choking if he cannot speak/stops breathing.5 .To help a small child who is choking, you need to lay the child face up/down on your lap and slap his upper back.6. Chen Wei was able to save Zhang Tao because he learnt the Heimlich manoeuvre at school/from a first-aid manual.Step 4: Read and answer:1. Who were the people involved ? what happened?Who: Chen Wei. a high school student in Beijing, and Zhang Tao, a fellow diner at a restaurant.What: Zhang Tao was choking on some steak while eating.2.where did it happen?At a restaurant.3.What did Chen Wei do?Chen Wei performed the Heimlichmanoeuvre on Zhang Tao.4.How does the story end?Chen Wei saved Zhang Tao, then the ambulance came and doctors checked Zhang Tao and said that he was fine5.What purpose does the quote at the end of the essay serve? It provides a good way to wrap up.Step 5: Understanding the structureDivide the passage into three part and sum up the main idea of each partPart 1 (Paragraphs 1-2): the story of a choking incident Part 2 (Paragraphs 3-6): the introduction of the Heimlich manoeuvre Part 3 (Paragraph 7): comments on the choking incident