(
课件网) 让教学更有效 Unit 4 The Wonders of Nature Reading Plus Learning Objectives To recognize, understand and apply key desert-related vocabulary and phrases; use skimming and scanning to find key information and finish the mind map; understand descriptive texts, extract details and conduct simple paraphrasing To be able to put forward proper solutions to the problem of the growing desert, such as saving energy, reducing pollution and planting trees, and develop the ability to solve practical problems. To listen to others’ opinions in group discussions, express one’s own ideas, explore problems together, and improve cooperative learning and communication skills. To learn about the nature and culture of the Sahara Desert, realize the importance of environmental protection and develop the sense of protecting nature and the earth. Hello, everyone! I’m Billy. Today, let’s explore North Africa’s great natural wonder! Watch and Say What is the video about Free Talk What do you know about the Sahara Desert It is in ... It is the ... in the world. ... There is ... Would you like to know more about the Sahara Desert Let’s read the passage below. Read and Think Tip: We can Identify the text type by key words, such as numbers, tenses, examples and so on. What is the type of this passage A. A story B. A new report C. A popular science expository text How do you know it’s a popular science expository text 1. Using numbers 2. Using Simple Present Tense (一般现在时) 3. Using examples 科普说明文 4. Making a comparison (作对比) Read and Answer Read Para. 1 (location, size, age) and answer the questions. Located in Africa, the Sahara Desert spreads across 30 percent of the continent. This vast desert, also known as " the great desert " in Arabic, is about 9 million square kilometres in size. It is also at least 4.6 million years old. This means that it is one of the oldest places in the world. It is located in Africa. 1. Where is the Sahara Desert 2. How large is the Sahara Desert It is about 9 million square kilometres in size and spreads across 30 percent of the African continent. 3. Why is the Sahara one of the oldest places in the world Because it is at least 4.6 million years old. Tip: We can use the number clue method(数字定位法), circle numbers quickly to find key information. 横跨，覆盖 /vɑ st/广阔的,巨大的 be know as 以......文明 Read and Complete Read Para. 2 (climate) and fill in the blanks. All deserts are dry, and the Sahara is both dry and hot. It is the largest hot desert in the world. We may think that all deserts are hot, but in fact some deserts are very cold! Many scientists believe that Antarctica, for example, is a type of cold desert. Tip: We can use the transition word method(转折词定位法), find words like “but, in fact...” to catch comparison information. Climate Places All deserts the Sahara Desert Antarctica dry dry and hot a type of cold desert / n tɑ kt k / 南极洲 Rea ... ...
