Unit Two
Task 1 Familiarizing Yourlf with Classification
1. Skim the following passage for the answers to the questions below.
1) Man-made or anthropogenic caus, and natural caus.
2) Pollution (burning fossil fuels, mining coal and oil, etc.), the production of CO( the increa of
population, the demolition of trees, etc.)
3) COis a greenhou gas that traps heat in the Earth’s 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 clear and logic classification, one needs to follow a principle of classif
ication and go on with 清华大学录取分数a system consistently. For example, the categories of classification should be mutually exclusive and no overlapping is allowed.
Reading 1 Caus for Global Warming
Task 2 Understanding Lectures through Classification
Listening 1
1. 召公谏厉王止谤Listenin简单泡菜g to the lecture and write down whatever you believe is important, especially the
保健品广告
classifications 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). Then justify your answers, in the space provided, by giving evidence from the talk.
1) T 2) F 3) F 4) F 5) T 6) F 7) T 8) F
3. Listen again, paying attention to the following classifications and then complete the tables below.
Idea One: The existence of an unconscious motivation
Idea Two: The notion of unconscious dynamics or conflict
4. Listen again and piece your notes together into a short summary. Then retell the lecture to your partner.
There are two interesting ideas in Freud’s theory: first, the existenc日本男生名字e of unconscious motivation; cond, the concept of unconscious conflict. Freud believes that unconscious motivation might play an important role in a 枕戈待旦的意思lot of situations, such as marriage, forgetting a person’s name, calling out the wrong name etc. In his view, there are three process going on in the head, namely, id, ego and superego, which are in violent internal conflict. Id functions on“the Pleasure Principle”, while ego works on “the Reality Principle”跆拳道女生and superego is the internalized rules of a society. Ego is in between id and superego.
Task 3 Reading Classification Articles
Reading 2 Renewable Energy Sources—A Brief Summary
1. Work with a partner or a group of 3—4 students. Study the title and phras 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 purpo of using renewable energy sources.
□√ The classification 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 u of different energy sources.
□ How energy is obtained from various sources.
3) I will write:
(1) The definition 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枸骨树的药用价值 following questions and scan Reading 2 for their answers.
1) The signing of the Kyoto Treaty.
2) It converts the sun’s rays into energy.
3) The main demerit is that it is limited.
4) Sailors, farmers and architects.
5) The main advantage is that this doesn’t produce any by-products that can be harmful to the environment.
6) Becau the Earth’s crust continuously decays replenishing the heat.
7) They use the force of the water to push the turbine which in turn powers a generator thus generating electricity.
8) It pos 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 definitions below. You may infer their meaning from context.
1) j. evolution 2) s. solar 3) a. architect 4) l. geothermal 5) p. prerve
