There are some pens on the desk.改为否定句和一般疑问句

问题描述:

There are some pens on the desk.改为否定句和一般疑问句

There aren't any pens on the desk.

Are there any pens on the desk?

否定句:There are not any pens on the desk.(注意some变any)
一般疑问句:Are there any pens on the desk?
保证准确率~