Motor vehicle emissions, to a large extent,are responsible for ________ air pollution.
举一反三
- ( ) transport is used for large loads of low-value-per-unit goods. A: water B: air C: rail D: motor
- Noise pollution generally receives less attention than ______ air pollution. A: does B: it does C: receives D: it does over
- What is the first thing that people ought to do in face of pollution, according to the author A: To see the sky outside in the morning. B: To walk outside to see the colored sun. C: To take care of, and prevent air pollution now. D: To analyse the different layers of air pollution.
- What is the talk mainly about A: The definition of air pollutant. B: The causes of air pollution. C: The dangers of air pollutants. D: Ways to fight air pollution.
- Traffic jam and the consequences such as noise, air pollution ,violence and human stress are becoming the common scenario of large metropolitan areas everywhere.