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Unit 3 Under the sea,A new dimension of life,Using Language,Legends of the Sea,dolphins,shark,Polar bear,seal,Northern fur seal,中华白海豚,White whale,Sea lion,the colourful world under the sea,sea star,crab,寄生蟹 hermit crab,海龟 turtle,扇贝 scallop,五爪贝,巨贝,anemonefish,jellyfish（水母）,coral,squid,parrot fish,sea-star (海星),sea horse (海马),jellyfish（水母）,parrotfish (鹦嘴鱼),angelfish (天使鱼),Task 1 Glance quickly through the diary entry on the previous page and then number the paragraph topics in the correct order.,Fast reading,Topics paragraph Colour and shapes Dangers Reflecting The reefs edge A final thought Some sea creatures,2,4,1,5,6,3,Seeing such extraordinary beauty under the waves.,1. Poisonous fish,2. Seeing many different kinds of fish,2.Getting lost in small caves.,3.Exploring small caves under the sea.,3. Being attacked by sharks.,Task 2 Were there more delights than dangers when snorkelling? List them and decide for yourself.,Task 3 Complete the nouns groups from the diary entry.(Ex.3),1 _ air 2 _ anenomefish 3 _lips 4 _sharks 5 _teeth 6 _anglefish 7 _ water 8 _mouth 9 _ sea-slug 10 _ turtle,warm night,little orange and white,thick green,two grey reef,strong sharp,an orange blue-striped,deep clear,hard bird-like,a yellow spotted-red,a large wise-looking,Comprehension questions:,1. In the diary, the author mainly wants to tell us that_ . A. what he saw in the sea B. how the fish eat in the sea C. the vivid colors in the sea D. all the plants in the sea are poisonous,Careful reading,2. What was hanging upside down in the sea according to the text? A. The orange and white anemonefish. B. The yellow-spotted red sea-slug. C. The yellow and green parrotfish. D. The orange and blue-striped angelfish.,3. When the author saw two_ , he felt scared to death. A. anemonefish B. parrotfish C. sea-slugs D. sharks 4. How many kinds of creatures didnt the author want to get too close to according to the fourth paragraph? A. Two. B. Three. C. Four. D. Five.,5. From the whole text we know that the author felt that_ . A. he was a tiny spot compared with the whole world B. the ocean was a tiny spot compared with the whole world C. there was no danger in the sea except sharks D. all kinds of fish were waiting for something for food.,1. yellow-spotted 形容词+过去分词构成形容词 wise-looking形容词+V-ing构成形容词，如： good-looking 好看的 funny-looking 滑稽可笑的 kind-hearted 好心肠的 warm-blooded 温血的 2. appear from behind from+介词短语 come from across the street run out from under the table,也可跟副词here ,there,abroad等。 He could mail the letter from there. The PRC was founded in 1949,since _great changes have taken place. A. where B. when C. which D. that She came out from _ she was hiding. A. which B. the place C.where D.what,C,B,3but where the reef ended, there was a sharp drop to the sandy ocean floor. where 引导的是状语从句 有志者事竟成。 _.,We should go where we are needed. (2) We should go to the place where we are needed.,状语从句 定语从句,Where there is a will, there is a way,sharp 锐利的， 锋利的， 明显的， 强烈的， 刺耳的， 急剧的， 精明的， 敏捷的 a sharp pencilkinfe She has got a sharp mind and a sharp tongue. That photo is not quite sharp enough.,她头脑敏捷，说话尖刻。,那张照片不是太清晰。,急剧的，陡的 a sharp bend drop Lemons have a sharp taste.,sharpen vt.,4. expose sb / sth / yourself to sth 使面临/ 遭受 (危险/ 或不快) to expose yourself to criticism Do not expose babies to strong sunlight.,同学们,来学校和回家的路上要注意安全,同学们,来学校和回家的路上要注意安全,
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