学习目标：
重点单词：shoot, stone, weak, god, remind, bit, silly
重点短语： move the mountains, a little bit, instead of, give up
重点句型： ① How does the story begin? ② What happened next?
③ What do you think of the story of Yu Gong?
④ What could Yu Gong do instead of moving the mountains?
语法：状语从句的用法
学习重难点：
