Only __________ one loses freedom__________know its value．

The old couple has ____ a lot since their only son was killed in an accident two years ago.

ouhave the Harry Potter books by J. K. Rowling in your shop —Sorry, there is left at the moment.

’t seen you for ages! Where have you been—I went to Ning Xia and _______ there for a year, teaching as a volunteer.

In front of the farmhouse _____. [ ]