1. It is a very interesting class
2. He was rather surprised
3. We are quite busy
4. Thank you, I am very well.
5. This dress is too long
6. This cake is rather good
7. The rent is quite expensive.
I think they have to provide a caption?
All I know is that Katniss rebelled at the training center by shooting the apple in the pigs mouth with her arrow
I think the answer would be "They can be used throughout the entire process, from brainstorming to editing."
Hope I could help! :)