1. Did they stay in Moscow all summer? They didn’t
stay in Moscow all summer.
2. Did she plan her work well? She didn’t plan her
work well.
3. Did the crowd wait a long time to see the famous
actor? The crowd didn’t wait a long time to see the famous actor.
4. Did he work in that Institute for many years? He
didn’t work in that Institute for many years.
5. Did we arrive home late? We didn’t arrive home
late.
6. Did he enter his class in April? He didn’t enter
his class in April.
7. Did Ann pass all her examination? Ann didn’t pass
all her examination.
8. Did the meeting last a long time? The meeting didn’t
last a long time.
9. Did they travel there by train? They didn’t travel
there by train.
10. Did she decide to write a letter to her parents
at home? She didn’t decide to write a letter to her parents at home.