Present Perfect

I ______ (buy) a new bikini and some sunscreen.

We ______ (told) our family and friends.

We ______ (rent) a cottage in the mountains.

We ______ (not plan) a party.

We ______ (not plan) a party.

We ______ (not tell) our secretaries.

They______ (book) a band.

They______ (send) invitations.

I don't know who ______ (accept).

I don't know who ______ (refuse).