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必修4《Listening and vocabulary》最新PPT课件优质课下载
urban crime criminal predict prediction outdoors online catalogue recreation bowing softball landfill solar
go bowling
2. crime rates
3. an urban area
4. human resources （HR）
natural/financial resources
5. raw materials
reading materials
6. mud n. muddy adj.
7. make a prediction
8. the solar calendar
solar energy
9. go online
online shopping
online game
10. the lack of concrete evidence
二级词汇5个
alternative ways
alternative energy
have no alternative/choice but to do sth.
The way was blocked, so we went by
an alternative road
二级词汇5个
alternative ways 其他的方法
alternative energy 替代能源