Unit 1 Our living planet Reading 3 课件+学案-2023-2024学年高中英语牛津译林版（2020）选修第一册

B8U1 Our living planet Reading:The ocean deep(3) BY G.Z 1 Step 1 review probe(n;v= investigate) geological formation marine twilight filter evolve capture backward-curving in equal measure solely reproduction scare mate Step 2 Learning aims: 1.Grasp some important language points of Para 3-5 about the ocean.掌握话题相关语言点（第三至五段） 2.Develop students’ interest in the scientific exploration of the sea.培养学生海洋探索兴趣 3.Apply them into certain situations.恰当应用知识点 Step 3 Analyze Para 3 Activity 1: Finish the preview sheet (filling in the blanks and concentrating on handwriting) Pair work(polishing up your answers) Activity 2: Learn (四)--key points 1. It + be + 形容词+主语从句， It is uncertain whether he can come to Jenny’s birthday party or not. 2. It + be + 名词词组 + 主语从句，这类名词有：a fact, a pity, a shame, an honour，a question等， It’s a pity that you missed the exciting football match. It remains a question whether he will come or not. 3. It + be + 过去分词+ 主语从句，这类过去分词有：announced, believed, expected, hoped, decided, reported, said, shown等， It is not decided who will give the operation to the patient. 4. It + 不及物动词(seem, appear, happen等) + 主语从句, 这类不及物动词有：appear, happen, seem等， It seemed that he didn’t tell the truth. 主语从句中it做形式主语的常见句型 Activity 3: Translate this part Step 4 Analyze Para 4 Activity 1: express the phrases quickly Activity 2: Learn --key points Activity 3: Translate this part Of the many strange geological formations to be found here/ are/ rock bridges which cross the Trench, some reaching a height of 2,500 metres above the Challenger Deep. 2.整句类型为主从复合句。_________引导_______________，先行词是______________。 3.“some reaching ... ”为独立主格结构，相当于状语，基本形式为“逻辑主语+doing/done/形容词短语/副词短语/介词短语”，即正常的主谓结构去掉be动词 限制性定语从句 which 1.该句是__________，句子主语是_______________。 倒装句 rock bridges rock bridges Para 4 Difficult sentences 在这里发现的许多奇怪的地质构造中有横穿海沟的石桥，有些高度达到“挑战者深渊”上方2500米。 8 特点： 1、独立主格结构的逻辑主语与句子的主语不同，它独立存在。 2、名词或代词与后面的分词、形容词、不定式、介词等是主谓关系。 3、