Нужно 2 вопросительние предложения с Present Perfect Contunuous, 2 повествовательные, 2 отрицательные

1. Ray has been teaching for a number of years. 2. I have been waiting for you since three o\'clock.

1. What haveyou been doing all day? 2. Has rain been falling since the morning?

1. I haven\'t been cleaning the whole house. 2. They haven\'t been staying here for three weeks.