present continuous tense?

1. The experts are studying the effects of gravity in space next month. (present continuous tense)
2. Luckily, the exhibition is going well at the moment. (present continuous tense)
3. Sophie doesn't know the way to the nearest station. (simple present tense)
4. Ow! You are stepping on my foot. (present continuous tense)
5. Do they love ballet performances by Russian artists? (simple present tense)
6. I don't think making pottery is an exciting activity. (present continuous tense)
7. The old lady is always forgetting to close the window. (present continuous tense)
8. Our favourite novelist writes a new book for children every year. (simple present tense)
9. My dog never sleeps under the apple tree in the garden. (simple present tense)
10. Am I speaking too fast? Do you want me to repeat the question? (present continuous tense)