若3m=6，9n=2，则32m+2n=______．
32m+2n=（3m）2?（32）n=62×2=36×2=72，
故答案为72．
小明同学学习过核能发现：现在建的核电站是利用核能来发电；而原子弹也是利用核能放出的大量的能量达到摧毁的目的的。它们工作的过程相同吗？它们有什么异同点？
Directions:
Write an essay of 160--200 words based on the following picture. In your essay, you should
1) describe the cartoon briefly,
2) interpret its intended meaning, and
3) give your view on the issue.
You should write it neatly on ANSWER SHEET 2.
