Teacher:
always - This teacher always comes to the class earlier.
at the moment - English teacher at the moment is reading my homework.
never - This teacher is never late.
Shop assistant:
always - Shop assistant always helps clients.
at the moment - This shop assistant at the moment is folding clothes.
never - Shop assistant never eats in the shop.
Waiter:
always - Waiter always takes orders.
at the moment - This waiter at the moment is serving a customer.
never - Waiter never cooks dinners.
Myślę że jest dobrze.