听说训练(10)Part A模仿朗读听录音,模仿朗读短文,注意画线单词的发音。短文读两遍。The most ambitious map in history is taking shape before our eyes.And scientists are heading for the edge.It may be the strangest map youll ever see.And its bigger than you can believe.Its a map of the entire universe.Theyre even building pictures of the invisible.This is a map of everything we know.And its getting bigger every day.The universe is so big;we may never find the edge.Mapping the universe is a job for pioneers.Nick wants to put our entire galaxy on the map.Hes on a single-handed mission,to photograph the Milky Way.The most