Нужно раскрыть скобки и поставить глагол в Present Continuous, и также с эти предложения поставить в отрицательную форму:
1) Jack (to cook) dinner for his wife now.
2) Mary and Ann (to run) at the moment.
3) I (feel) myself badly.
4) Jane (to see) Kate at the moment.
1)Jack is not cooking dinner for his wife now
2)Mary and Ann are not running at the moment
3)I am not feeling myself badly
4) Jane is not seeing Kate at the moment