“题李凝幽居”中“题”字的意思是____，“幽居”的意思是____。

如图，A为反比例函数$y=\frac{k}{x}$(k不为0)上一点，连接OA，过A点作AB⊥x轴于B，若OA=5，AB=4.求该反比例函数的解析式.

句型转换

（1）Her father can play basketball and table tennis. (改为否定句)

Her father ____  ____ basketball ____ table tennis.

（2）Lucy can dance well. Can you dance well? (改为同义句)

Lucy can dance well. ____  ____you?

（3） Don't be worried about me. (改为同义句)

Don't ____  ____ me.

（4）Mike can play basketball well. (改为一般疑问句并作肯定回答)

—____ Mike ____ basketball well?

—____, he____.

（5）I want to join the Dance Club. (改为同义句)

I ____  ____  ____ join the Dance Club.