unit-6-environmental--pollution.ppt

Unit 6 Environmental Pollution,,,,,,,,,,,,,or do you want ?,,,,,,,,,,Question: Do you want to live in this place or that place?,,,Content,I. Structure Analysis II.The Definition of Environmental Pollution III. Summary IV. Homework,I. Structure Analysis,,Structure,Part 1 (para. 1),Part 2 (para. 2-3),Part 3 (para.3),Definition,Influences,Measures,,,,,,,I. Structure Analysis,,Structure,Part 1 (para. 1),Part 2 (para. 2-3),Part 3 (para.3),Definition,Influences,Measures,,,,,,,II. The Definition of Environmental Pollution,Environmental pollution is a term that refers to all the ways that human activity harms the natural environment.,II. The Definition of Environmental Pollution,Environmental pollution is a term that refers to all the ways that human activity harms the natural environment.,sense group 意群,II. The Definition of Environmental Pollution,Most people have witnessed enviornmental pollution in the form of an open garbage dump or a factory pouring out black smoke.,II. The Definition of Environmental Pollution,Most people have witnessed enviornmental pollution in the form of an open garbage dump or a factory pouring out black smoke.,II. The Definition of Environmental Pollution,However, noise from traffic and machinery can be considered as a form of pollution. Pollution can also be invisible, odorless, and tasteless.,II. The Definition of Environmental Pollution,However, noise from traffic and machinery can be considered as a form of pollution.,II. The Definition of Environmental Pollution,Pollution can also be invisible, odorless, and tasteless.,II. The Definition of Environmental Pollution,Pollution can also be invisible, odorless, and tasteless.,in(prefix)+ visible= invisible,II. The Definition of Environmental Pollution,Pollution can also be invisible, odorless, and tasteless.,in(prefix)+ visible= invisible,odor/ taste + less(suffix) = odorless/tasteless,Word-formation 构词法,Derivation派生法,Prefix 前缀,Suffix 后缀,,in(negative prefix) + visible = invisible,taste + less(adjective suffix) = tasteless,,,Word-formation 构词法,Derivation派生法,Prefix 前缀,Suffix 后缀,,in(negative prefix) + visible = invisible,taste + less(adjective suffix) = tasteless,,,Negative Prefixes 否定前缀,Word-formation 构词法,Derivation派生法,Prefix 前缀,Suffix 后缀,,in(negative prefix) + visible = invisible,taste + less(adjective suffix) = tasteless,,,Adjective Suffixes 形容词后缀,III. Summary,I.The Definition of environmental pollution,The Definition of Environmental Pollution,a term refer to human activity harm the natural environment,invisible,visible,III. Summary,I.The Definition of environmental pollution II. Sentence structure —sense group,III. Summary,I.The Definition of environmental pollution II. Sentence structure —sense group Word formation—derivation prefix and suffix,IV. Homework,Preview the next parts of the text. Design a poster on the topic Environmental Protection.,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,。