1. Why ... go to the police station yesterday?
1. must she
2. had she to
3. did she have to
2. She was supposed ... here in the evening.
1. to be
2. be
3. been
3. I was so much surprised by the news that for a moment I ... what to say.
1. didn't know
2. hadn't known
3. haven't known
4. He ... his occupation for years.
1. didn't change
2. hasn't changed
3. hadn't changed