1. A : I am going to the supermarket.
B : The fridge is almost empty.
A : What are you doing right now ?
2. A : I am studing fot the history test.
B : Do you want to take a break ?
A : OK.That sounds good.
3. A ; What are you cooking , Mum ?
B : I am trying a new recipe.
A : Well , it smells delicious.
4. A ; I am going to the shops now.
B ; I want to come , but I need to study for my exams.
A ; No problem , I understand.