U2 main task我要原文~快..
问题描述:
U2 main task我要原文~快..
原文原文.英语书没带..
答
At the moment,it may be difficult to imagine,but many people believe that,by the year 2100,we will be living on the planet Mars.Our own planet,Earth,is becoming more and more crowded and polluted.Hope...人教的么?第二单元...好像印象不是这样来着...