Ⅰ教学目标:
词汇：abandoned, desert, scenery, shoot, Afghanistan ( Ghan ), Afghans
短语：a way to do sth. , not … any more, pass a law,
Ⅱ重难点突破:
1. Australians needed a way to travel to the middle of the country. They tried riding horses, but the horses didn’t like hot weather and sand.
澳大利亚人需要一条通往中部的路，他们尝试骑马去那儿，但马儿不适应炎热的天气和沙地。
a way to do sth./of doing sth. ( 做……的方法，途径)
try to do sth. 与 try doing sth.
