大学英语课件5873586522.ppt

Integrated Skills of English 1 Unit8 The Missing Monarch Unit 8 I．Teaching Objectives: II. listening and Speaking Activities III. Reading Comprehension and Language Activities Unit 8 1. Pre-reading discussions: 2. Background knowledge: 3. Main idea of the text 4. Language points: 5. Post-reading discussion: I．Teaching Objectives: After learning this unit, students are supposed to: 1.Get familiar with the formulae of expressing excitement and surprise; 2. Get familiar with some important grammatical points; 3. Have a thorough understanding of the whole text: The Missing Monarchs; 4. Keep some new words and useful expressions in mind. 2. Background Knowledge: The butterfly is the most beautiful and graceful of the insects .Some poets call them “winged flowers” and “flying gems”. Butterflies can be found throughout the world. Some live in cold mountain ranges, ever near the North and South poles. Some live in deserts. Others like the rain forests near the equator. Scientists believe there are about 90000 different kinds of butterflies and moths in the world. II. listening and Speaking Activities Listen to the conversation then tick the correct answer to each question. Make a similar conversation with the cues in the substitute box. Make up a dialogue with the given key words and phrases. Master the ways of expressing excitement and surprise. 1. Pre-reading discussions: What would a butterfly remind you of ? Which of the following adjectives can be applied to the insect? fragile, pretty, annoying , mysterious , lovely, floppy, romantic, frivolous. 3. Text analysis: Part1(Para1): Describe the outlined features of the monarch butterfly. Part2(Paras. 2-3): The monarch butterflies move from east to south when winter comes. Part3(Paras. 4-7): How Mr. White and other researchers find the mystery of the missing butterflies. 4. Language points: 1) Vocabulary come alive, fade, sip, outline, as long as, migrate, attach , pay off, coo