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北师大2003课标版《Communication Workshop》公开课PPT课件优质课下载
How about the sound produced by music bands?
The sound produced by factories?
Dialogue 1 What is noise pollution?
Loud music at a rock concert is______ for audience but even the gentlest symphony played at 2 a.m. is_________ for someone trying to sleep.
Noise pollution can be defined as any sound that ______ our daily lives or makes us feel_______.
enjoyable
very annoying
interrupts
uncomfortable
Definition
Noise is the sound that interrupts people’s daily life
or makes people feel uncomfortable.
Dialogue 2 What causes noise pollution?
3. Noise pollution is generally only a problem in________ areas.
4. Noise pollution in cities is caused by_________, transport and________.
5. TV sets,___________,____________ and_______ can all be sources of noise pollution.
urban
increasing industrialization
large population
stereo systems
air conditioners
pets
transport
transport
Stereo system