Choose the correct items.

1. There are a lot of things . . . .
a) to repair; b) to be repaired; c) to have repaired.
2. I began . . . very slowly round the house.
a) to walk; b) to be walking; c) to have walked.
3. I am glad . . . by 5 o’clock.
a) to examine; b) to be examined; c) to have been examined.
4. Everything was done . . . him.
a) to be saved; b) to have saved; c) to be saved.