XI. Complete the sentences with the negative form of the present continuous . Use short forms.
1. They helping_____(help) the teacher right now .
2. She _is staying____(stay) in a hotel .
3. I_am traveling____(travel) a lot these days .
4. We__aren studying__(study) science at present .
5. The children _aren playing____(play) football in the playground .
6. Bob_is watching____(watch) the news on TV.
7. My parents _are talking____(talk) to the teacher at the moment .
8. The sun_is shining___(shine) today.