ответ: 21. It often rains in this part of the world.
22. Granny is making an apple cake in the kitchen.
23. Jack is having a bath. Can you call a bit later?
24. Dad works on Saturdays.
25. Tommorow we're going to the cinema. I've got the tickets.
26. The football match begins at 6 o'clock.
27. My sister often takes my clothes.
Объяснение:
present simple - повторяющееся рутинное действие
present continuous - действие, которое происходит сейчас/на протяжении определенного периода времени