Unit 3 Using language 课件-2022-2023学年高中英语人教版（2019）选择性必修第三册

Unit 3 Environmental Protection Using Language Lead-in Make a prediction blue sky, white clouds, green hills, clear water, beautiful reflection What can you see in the pictures? Read Para 1 carefully and underline key words used to describe the Li River. ACTIVITY 1 Talking about the Li River Introducing the topic ACTIVITY 2 Analysing the problem What led to the water pollution of the Li River? Describing the problem ACTIVITY 2 Analysing the problem ACTIVITY 3 Presenting solutions Presenting some solutions ACTIVITY 3 Presenting solutions ACTIVITY 3 Presenting solutions Presenting further solutions problem-solution pattern paragraph 1 paragraph 2 paragraph 3&4 the end of paragraph 4 problems (negative effects on the river’s water quality) causes solutions result and prospections ACTIVITY 4 Reading for structure cause and effect problem and solution have negative effects on, suffer from, contribute to, in order to, lead to, cause ... ungent steps should be taken to ... a comprehensive initiative ... with a number of measures that addressed ... with these measures ... with such compaigns in effect ... verbs: improve, close, set up, introduce, spread, carry out, fine, preserve, tackle, head towards. ACTIVITY 4 Reading for language $