Ответ:
Дам подсказки для определения Pr.S/Pr.C
Мы используем Present Simple когда есть слова: sometimes, every, often, never и т.д.
Мы используем Present Continuous когда есть слова:
now, at this moment.
Объяснение:
1.
1) Mark isn't talking on the mobile phone.
2) Kate isn't watching TV.
3) Where are your parents staying?
4) I am learning to play tennis at the moment.
5) Are you going to the shops?
6) Is she doing the dusting?
2.
1) It's snowing now.
2) Every day father leaves the house at half past eight.
3) Now we sitting in armchairs and we are watching TV.
4) It is raining now.
5) He often goes to the cinema.