I'm writeing
writing
He's studing.
studying
You're swiming.
swimming
They serving drinks
They ARE serving drinks.
He is look after a dog.
He is lookING after a dog.
He is cooking?
Is he cooking?
You must drop litter.
You MUSTN'T drop litter.
You mustn't follow the rules.
You MUST follow the rules.
What is you doing? I'm having breakfast.
What ARE you doing?
A police officer is growing vegetables.
A FARMER is growing vegetables.
A waiter is cooking.
A CHEF / COOK is cooking. A waiter is SERVING food and drinks.
A mechanic is fix a car now.
A mechanic is fixING a car now.
