Помогите пожалуйста, нужно глаголы поставить в present simple или continuous

1 A: Hey Stacey! Where are you going? B: I am going to the supermarket. Mum can't go today because she is working until late. A: That's a good idea. The fridge is almost empty. 2. A: What are you doing right now? B: I am studying tor the History test. A: Do you want to take a break? We can have some tea and then you can continue. B: OK! That sounds good. 3. A: What are you cooking, Mum? B: I am trying a new recipe. It's an Italian dish. A: Well, it smells delicious. I can't wait to taste it! 4. A: I am going to the shops now. Can you join me? B: I want to come but I can't. I need to study for my exams A: No problem. I understand.