The tour guide finally managed to make the visitors ______ of the safety of the bungee jumping.
Catherine bought a postcard of the place she was visiting, addressed __________ to __________ and then posted it at the nearby post office.
You may drop in or just give me a call. __________ will do.
Both sides have accused __________ of breaking the contract.
If you can’t decide which of the two books to borrow, why don’t you take __________? I won’t read them this week.
Of all the books on the desk, __________ is of any use for our study.