《学术英语理工(第二版)》教师手册.pdfVIP

学术英语理工 （第二版） 教师手册 Unit 1 Choosing a Topic 1Critical Reading Understanding the text TASK 1 Key words Laypeople, radiation, understanding Objective To investigate lay people’ knowledge of radiation phenomena and risk Methods used Questionnaires and interviews TASK 2 1 Respondents were aware of the harmful health effects of radiation, while they had a little understanding of the concept of radiation. 2 There are a big proportion of respondents who support to continue the production of nuclear power. 3 The mass media plays a very important role in the misunderstanding of radiation. 4 A school program should be designed to analyzing everyday conceptions about radiation. TASK 3 Paras. 1-2 e f b a c h g d Paras. 3-6 k h c d a b e j f i g Para. 7 b c h a d f e g Paras. 8-11 f a i k h g c j b d e Paras. 12-18 d h g f a b c e Paras. 19-20 g c a b i d h e f Paras. 21-28 i j a h k b c g d e f TASK 4 1-5 2 5 4 1 3 6-10 9 7 10 6 8 11-15 13 15 11 14 12 16-20 20 19 18 17 16 21-25 25 23 21 24 22 26-28 27 26 28 TASK 5 1 The answer reveals that the respondents fail to understand that a new nucleus will be produced when a radioactive atom is broken. 2 According to the view of constructivists, a person’s ideas will survive school education and form an important basis for new learning. 3 The solution is to consider lay ideas and combine factual knowledge with practical or political factors. 1 TASK 6 Different types of