Unit 1 Science and Scientists Discover Useful Structures 课件-2023-2024学年高中英语人教版（2019）选择性必修第二册

主讲人：新建二中Lucy Unit 1 Science and Scientists Discovering Useful Structures Learning Objectives By the end of the lesson, you will be able to： 1. understand the basic form of predicative clauses (表语从句). 2. master the usages of different subordinating conjunctions (从属连词) that lead predicative clauses. 3. understand the meanings and functions of predicative clauses. 4. use predicative clauses correctly and properly in context (语境中). Explore: Observe and find 1. One theory was that bad air caused the disease. 2. Another was that cholera was caused by an infection from germs in food and water. 3. It seemed that the women liked the water from the pump so much that she had it delivered to her house every day. 4. The truth was that water from the Broad Street pump had been infected by waste. The basic form of Predicative Clause: Subject+Linking verbs+[subordinating conjunction+other elements] PC that, whether, how,where, what, as if... be,seem,appear,look,sound... Practice: Find out predicative clauses in each sentence. 1. Understanding science and pushing the boundaries of science is what makes me immensely satisfied. —Bill Gates 2. The next major explosion is going to be when genetics and computers come together. —Alvin Toffler 3. The doctor has been taught to be interested not in health but in disease. What the public is taught is that health is the cure for disease. —Ashley Montagu 4. Research is what I’m doing when I don’t know what I’m doing. —Wernher von Braun 1. Understanding science and pushing the boundaries of science is what makes me immensely satisfied. —Bill Gates 2. The next major explosion is going to be when genetics and computers come together. —Alvin Toffler 3. The doctor has been taught to be interested not in health but in disease. What the public is taught is that health is the cure for disease. —Ashley Montagu 4. Research