一、教学目标：
1. 语言知识目标：
1) 学习掌握下列单词和短语：block, in line with, worker, stare,
disbelief, above, burn, burning, alive, airport, till , west
2) 能掌握以下句型：
Life is full of the unexpected.
I was about to go up when I decided to get a coffee first.
As I was waiting in line with other office workers, I heard a loud
sound.
Before I could join the others outside to see what was going on, the first plane had already hit my office building.
