Make sentences complete: 1.The little boy saw a big dog. He (be, was, have been) afraid of it.
2. In which century did William the Conqueror (went, has, gone, go) to London?
3. Nick has already (became, become, becoming) a pilot.
4.The baker's wife (woke, has woken, wake) up in the middle of the night and saw a fire.
5.(Did they build, Have they built) a new country house yet?