计算：（2x²y）²÷（-4xy²）³=______．

根据句意及首字母或中文提示补全单词。  

1. The story is not interesting, and it is really b        

2. He              （睡觉）very late last night.

3. What is the w         like today?

4. I have no work today. I am having a day o          

5.             （幸好）, he didn't hurt himself in the traffic accident.