2.　　　 learning without thought is a labour lost; thought without learning is perilous(危险的)

1.　　　 Seeing much, suffering much, and studying much are three pillars (支柱，要素) of learning.

2. (Group work)　 Ex2, p1

Do you know how to prove a new idea in scientific research? Discuss in groups the stages in examining a new scientific idea. What order would you put them in?

Draw a conclusion　 　Think of a method　 　Collect results　 　Make up a question　 　

Find a problem　 　　Analyse the results　 　Repeat if necessary

Step 5. Summary

1. (Pair work) What five most important qualities do you think a scientist should have? Give reasons.

clever/talented　 strict　 patient　 creative　 determined/strong-willed　 positive　 honest 　energetic 　intelligent/hard-working　 ambitious　 careful　 co-operative　 confident　 brave

3.　 Fill in the blanks using the new words in this unit

1)　　　　 Mrs. White bought a pan with a long ________. (handle)

2)　　　　 The pollution is so ________ that we have to take some measures to stop it. (severe)

3)　　　　 He has a big nose that is a ________ of his family. (characteristic)

4)　　　　 Water and salt are ________ into our blood stream every day. (absorbed)

5)　　　　 If a doctor or a medical treatment ________ someone’s illness, they make the person well again. (cure)

6)　　　　 A ________ is a kind of germ that can cause disease. (virus)

Step 3. Warming up

　 (Group competition) Check the answers to the quiz to find out which group know the most . Show pictures to introduce some scientists while Ss giving the correct answers--à congratulations to the winning group

Step 4 Pre-reading

2.　 Practice 　

Use the correct form of the words to fill in the blanks.

1.　 (Pair work) Get Ss to learn the new words and phrases on p92 within 3 mins, by reading them aloud to each other to make sure that they can pronounce the words correctly----à Get Ss to read aloud the words in pairs by turns, e.g. 1 pairs read 4 words then go to next pair

1. Preview new vocabulary of Unit 1, and especially pay attention to the pronunciation of the new word　　 2. Finish the quiz in Warming up( p1) in groups of four by referring to books or surfing the net.

Step 1 Learning Goals

Get Ss to go through the summing up form on p 8 in order to have a general idea of the learning goals of Unit 1

Step 2 Word Study

8.(2008年广东卷)辨析：公民的有序政治参与就是按照政府的要求进行政治参与。　

答案：(1)有序政治参与是指公民的政治参与必须遵循法律、规则和程序，正确处理权利和义务的关系，坚持中国共产党的领导。否则，就会导致无序的政治参与。(2)我国政府是人民意志的执行者和人民利益的捍卫者。当政府的要求符合法律规定的权限和程序时，按照政府的要求进行政治参与就是有序政治参与。(3)权力不受制约和监督，必然导致滥用权力，政府必须依法行政和接受人民监督；否则，政府的要求就会违背宪法和法律的规定，就会阻碍公民的有序政治参与。(4)综上所述，题中观点是不确切的。　

7.近年来，不少省市都开展了面向社会在全国范围内公选年轻干部的人才选拔，这些公选采取公开选拔方式进行，坚持民主、公开、竞争、择优的原则，所有程序都是在阳光下运作，此举是我国选举日趋民主化的标志。　

请结合政治生活有关知识，说明这一举措的重大政治意义。　

答案：(1)公开选拔人才是完善人大代表选举的有益尝试。它必将促进我国民主选举制度的发展，使选举能更好地尊重民意、代表民意，公民的政治权利特别是选举权和被选举权得以充分行使；(2)有利于人民代表大会制度的完善和发展，巩固我国人民民主专政的国家政权；会增强民众对民主政治的信心；激发更多的公民积极参政的热情。(3)极大地推进社会主义政治文明建设的进程。