Let's go to the playground.(否定句)

问题描述:

Let's go to the playground.(否定句)
ls that my sweater?(同义词)
The man _in _blue_is my uncle(划问)

Let's not go to the playground.(否定句)
ls that my sweater?(同义词)Is it my sweater?
The man _in _blue_is my uncle(划问)
What's my uncle wear?