`text{1. Mary went shopping for me yesterday}`
`text{Mary didn't go shopping for me yesterday}`
`text{Did Mary go shopping for me yesterday?}`
`text{2. The policeman drove away ten minutes ago}`
`text{The policeman didn't drive away ten minutes ago}`
`text{Did the policeman drive away ten minutes ago?}`
`text{3. The biscuit factory closed last year}`
`text{The biscuit factory didn't close last year}`
`text{Did the biscuit factory close last year?}`
`text{4. The headmaster came to the school in 1985}`
`text{The headmaster didn't come to the school in 1985}`
`text{Did the headmaster come to the school in 1985}`
`text{5. You spent a lot of money last month}`
`text{You didn't spend a lot of money last month}`
`text{Did you spend a lot of money last month?}`
`text{6. I last went to Spain in 1990}`
`text{I last didn't go to Spain in 1990}`
`text{Did I last go to Spain in 1990?}`
`text{7. The boy finished their homework yesterday}`
`text{The boy didn't finish their homework yesterday}`
`text{Did the boy finish their homework yesterday?}`
`text{8. Rolf bought the leather jacket last week}`
`text{Rolf didn't buy the leather jacket last week}`
`text{Did Rolf buy the leather jacket last week?}`
`text{9. I had a little trouble with my car last week}`
`text{I didn't have a little trouble with my car last week}`
`text{Did I have a little trouble with my car last week?}`
`text{10. She washed her clothes last night}`
`text{She did'n wash her clothes last night}`
`text{Did she wash her clothes last night?}`