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1、-_Unit TwoTask 1Familiarizing Yourself with Classification1. Skim the following passage for the answers to the questions below.1) Man-made or anthropogenic causes, and natural causes.2) Pollution (burning fossil fuels, mining coal and oil, etc.), the production of CO2 ( the increase ofpopulation, th
2、e demolition of trees, etc.)3) CO2 is a greenhouse gas that traps heat in the Earths atmosphere.4) Classif ication helps us to determine and understand the relationship of the parts of a subject which is studied by us. Classification is made on the basis of a clear definition.5) In order to make a c
3、lear and logic classification, one needs to follow a principle of classification and go on with a system consistently. For example, the categories of classification should be mutually exclusive and no overlapping is allowed.Reading 1Causes for Global WarmingTask 2Understanding Lectures through Class
4、ificationListening 11. Listening to the lecture and write down whatever you believe is important, especially theclassifications of key terms.Unconscious motivation, unconscious conflict, the id, the ego, the superego, etc.2. Use your notes. Decide if the statements below are true (T) or false (F). T
5、hen justify your answers, in the space provided, by giving evidence from the talk.1) T2) F3) F4) F5) T6) F7) T8) F3. Listen again, paying attention to the following classifications and then complete the tables below.Idea One: The existence of an unconscious motivationIdea Two: The notion of unconsci
6、ous dynamics or conflict4. Listen again and piece your notes together into a short summary. Then retell the lecture to your partner.There are two interesting ideas in Freuds theory: first, the existence of unconscious motivation; second, the concept of unconscious conflict. Freud believes that uncon
7、scious motivation might play an important role in a lot of situations, such as marriage, forgetting a persons name, calling out the wrong name etc. In his view, there are three processes going on in the head, namely, id, ego and superego, which are in violent internal conflict. Id functions on“the P
8、leasure Principle”, while ego works on “the Reality Principle”and superego is the internalized rules of a society. Ego is in between id and superego.Task 3Reading Classification ArticlesReading 2Renewable Energy SourcesA Brief Summary1. Work with a partner or a group of 34 students. Study the title
9、and phrases in bold of Reading 2 and discuss the following questions.1) Renewable energy is energy which comes from natural resources such as sunlight, wind, rain, tides, and geothermal heat, which are renewable (naturally replenished).2) The purpose of using renewable energy sources. The classifica
10、tion of renewable energy sources. The examples of different types of renewable energy sources. The advantages and disadvantages of various types of renewable energy sources. The history of the use of different energy sources. How energy is obtained from various sources.3) I will write:(1) The defini
11、tion of the renewable energy.(2) The classification of the renewable energy.(3) The advantages and the disadvantages of various types of renewable energy sources.2. Read the following questions and scan Reading 2 for their answers.1) The signing of the Kyoto Treaty.2) It converts the suns rays into
12、energy.3) The main demerit is that it is limited.4) Sailors, farmers and architects.5) The main advantage is that this doesnt produce any by-products that can be harmful to the environment.6) Because the Earths crust continuously decays replenishing the heat.7) They use the force of the water to pus
13、h the turbine which in turn powers a generator thus generating electricity.8) It poses a problem for fish and aquatic plants on both sides of the dam.9) They contain no petroleum, and they are nontoxic and biodegradable.10) The Environmental Protection Agency.3. Match the target words with the defin
14、itions below. You may infer their meaning from context.1) j. evolution2) s. solar3) a. architect4) l. geothermal5) p. preserve) b. biodegradable7) r. radioactive8) f. crusade9) h. distribute10) q. radiant11) i. domestic12) t. validation13) k. generator14) d. capture15) g. definitely16) n. install17)
15、 e. consumption18) m. harness19) o. internal20) c. blade4. For open discussionReading 3Types of Pollution5. Read the definitions below and choose the words that fit these definitions.1) voluntary2) construction3) contamination4) eruption5) regulation6) deforestation7) yield8) irrigation9) confine10) sewage11) hazardous12) residential13) vapor14) decay15) erosion16) disrupt17) particulate18) underground19) concen
