根据要求改写句子 。
(1)what great weather today!（改为同义句）
____  ____ the weather is today!
(2)Mr. Zhang taught him English two year ago.（改为一般疑问句）
____Mr. Zhang____ him English two years ago?
(3)Why don't you try it on?（改为同义句）
Why____ it on?
(4)He goes to the park three times a week.（对划线部分提问）
____ does he go to the park?
(5)I was too scared to move.（改为同义句）
I was____scared____ I couldn't move.

下列关于催化剂的说法不正确的是 （       ）

There is a common belief that movies especially the____(暴力的) movies will have a bad effect on people.

化学方程式：4Al+3O₂2Al₂O₃可读作____ ．

竹节虫的体形长得极像竹子，这种现象属于（　　）