1. She spoke Italian well (by the time/since) ............... (leave) Italy.
2. (Until/As soon as he ............... (arrive) in Zambia he met the students at the school.
3. (Before/When) I ................. (see) you I'll show you my photos.
4. Chelsea saddled her horse (since/after) she ............... (groom) it.
5. They didn't play football (by the time/until) it ............... (stop) raining.