35. He didn’t realize it was a day off until he got to the office.
It was not until ……………………………………………………………………………
36.I didn’t meet her so I didn’t know about her good news.
If I had  ……………………………………………………………………………………
37.She didn’t know about that bad news until she came home from work.
It was not until ……………………………………………………………………………
38.Jack lives far away from his parents, so he can’t visit them often.
If Jack didn’t ………………………………………………………………………………