Keys：一、同位语 Steve Jobs, the godfather of Apple, was born in San Francisco, California, the USA on February 24th, 1955 and passed away on October 5th, 2011. 二、主题的呈现 The book has raised a heated discussion on the advantages and disadvantages of Chinese and American educational ways.Last weekend, a survey about “The feeling of happiness” was carried out (or: conducted) among 2600 students in our school. Recently we have had a discussion in a class meeting about whether Senior 3 students should take a lot of tonics to keep fit. 三、观点的呈现In my opinion, we should try to protect natural resources and decrease environmental pollution. From my point of view, cooperation calls for effective communication, without which people will do things blindly.As far as Im concerned, microblog provides us with large quantities of information, so we should be cautious while using it according to our personal situation.四、比例的表达 Currently China has about 350 million smokers, among whom 75 percent are men and 25 percent are women. (account for)五、排位的表达ranks the first 六、建议的表达It is my suggestion that when studying, especially in class students should make full use of the brain, eyes, ears, hands, and other organs for joint participation, which will make their study more efficient.Therefore, I strongly advise those classmates not to get addicted to these online activities and spend more spare time on meaningful activities, such as taking exercise. 七、提醒的表达 You are reminded to keep secret our personal information, including our real name, phone number, email address and so on, and not to open any files from a stranger.We would like to remind you that you have to undertake the responsibility after one and a half month. (.it is valid for one and a half month ; The period of validity is;exceed the time limit )八、“与有关”的表达 Food safety is the most worrying problem because it is linked closely to our health.九、目的的表达 To raise public awareness of energy-saving and environmental protection, Car-free Day is launched in 108 cities in China on September 22 every year.十、 原因的表达 The reasons why there are some changes in peoples diet are as follows. First of all, people are becoming rich and they have more money to buy more expensive food with better nutrition. The second reason is that people pay more attention to the quality of food, because they know good food is of great benefit to their health.十一、对比的表达 Compared with the paper ones, electronic cards have a larger number of advantages. 25% of our classmates search the Internet for materials for their study, while 60% of them chat or play games. 十二、举例的表达Many Chinese students are facing a number of physical problems, such as obesity and short-sightedness.Take my classmates as an example. Some worry about their small size; some get annoyed that they are fat; and others are upset that they are not beautiful.