Chia động từ

Chia động từ:
A: I've decided to try and learn a foreign language.
B: Have you? Which language....(you/learn)?
A:Spanish.
B: When.....(the spanish course/start)?
A: .......(it/start) next week.
B: That's great. I'm sure.....(you/enjoy) it.
A: I hope so. But I think.....(it/be) quite difficult.