Tham khảo tài liệu 'mastering skills for the toefl ibt advanced part 79', ngoại ngữ, toefl - ielts - toeic phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Step 2 Now listen to a lecture related to the topic in Step 1. Fill in the blanks of the note diagram below. Track 241 Main idea Hydrogen is Key point 1 Key point 2 Key point 3 Hydrogen is Hydrogen must be in a Hydrogen is and is much Hydrogen is because lookout . a state of being concerned or alert . readily . easily technically - according to a strict interpretation offset flammable . easily set on .fire comparison - the act or Instance of . comparing something . . purification the process of removing - extra material from. something alternative . used in place of another Step 3 Read the sample response below. Then answer the questions. Finally revise the sample response. The reading says hydrogen is a good alternative to gasoline while the professor suggests otherwise. The passage says that hydrogen is present around the world. However the professor refutes this by explaining that hydrogen does not exist in a pure form. Next the passage says hydrogen is easier to transport than gasoline. Conversely the professor then says that hydrogen is more explosive and dangerous to transport than gasoline. Because of this it is not as safe as gasoline. The passage finally says that hydrogen is more efficient than gasoline when used in automobiles. The professor though says that it takes lots of energy to put hydrogen into a pure form. For this reason it is less efficient. . In conclusion the professor says that hydrogen should not be used as an alternative fuel source. Evaluate the sample response by answering the following guide questions. 1. Does the introduction mention the main idea from both the reading passage and the lecture Yes No 2. Does each body paragraph compare the key points of the reading and the lecture Yes No 3. Does the conclusion summarize the main points of both the reading passage and the lecture Yes No Revise the sample response by correcting the problems you noted in Step 3. 548 Chapters Step 4 Now write your own response to the reading passage .
