exw
biking to work听力原文
Biking to Work
More Americans than ever are riding their bicycles to work instead of driving.
剑桥少儿英语视频
jstThey are doing this becau of gas prices,a slowing economy and concerns about the environment.textured
Riding a bicycle to work does not burn fossil fuel or create dangerous pollutants.pesaro
Experts say the effects are the most important on short trips.complicated艾薇儿
The Department of Transportation says fifty percent of Americans drive eight kilometers or fewer to work.
学习方法介绍
美少女战士 歌词Shorter car trips relea more pollution into the air for each kilometer driven.
This is becau the device in a car engine that reduces the harmfulness of emissions needs to warm up before it can work well.
Members of Congress have supported bicycling as environmentally friendly transportation.
Cities, counties, state governments and state highway transportation agencies are planning the roadways of the future.
They are creating roads and paths for bicycles in cities and between communities.
itachi口腔医师培训班
