There are some magazines on the desk.(改为否定句)

There are some magazines on the desk.(改为否定句)
There are some magazines on the desk.(改为否定句)

There are some magazines on the desk.(改为否定句)
There are not any magazines on the desk.桌上没有一本杂志.
some的否定就是any,在否定句和疑问句中,用any表示“一些”,取代some.

There aren't magazines on the desk.

There are not any magazines on the desk.
否定句 some 要变成 any

There aren't (are not) any magazines on the desk.