Correct one mistake in each sentence.

1. Ann, you needn’t bought tickets for today’s concert – our grandmother has two spare ones.
2. You should have tell him the truth. Now, he’ll hear it from mum and that might make him more upset.
3. I didn’t need take a taxi because my dad picked me up from the museum.
4. The main character must be in the village before. He knew all the neighbours by their first names.
5. Harry’s parents needn’t have been really surprised when they saw him on the stage.