There are some ducks on the lake变为否定句和一般疑问句,做两种回答这是家庭作业,大侠们帮我啊

There aren't any ducks on the lake
Are there any ducks on the lake ？ 疑问句和否定句把some改为any。

There isn't any duck on the lake.
Is there any duck on the lake?

There aren't any ducks on the lake

There aren't some ducks on the lake
are there some ducks on the lake？

There aren't any ducks on the lake.( aren't= aren't any,否定句变some为any)Are there any ducks on the lake?( 一般疑问句要变some为any)Yes,there are( 肯定回答)No,there aren't (否定回答)...