Complete the sentences using the words in brackets. Remember – all the sentences have to be in present perfect.

1. We
at the supermarket. (to be)

2. We
the shopping for our parents. (to do)

3. Some friends
a flight to London. (to book)

4. They
to a disco. (to go)

5. My father
the keys, so he can't open the door. (to lose)