My father always warns me that there is no such thing as a free lunch because we can’t get _________ for nothing.
A healthy life is frequently thought to be _____ with the open countryside and home-grown food.
--What shall we do with our project, stop or continue, sir? ---________ and try to finish it _______.
To our ______, the result of the experiment is much better than we expected.
— Remember the first time we met, Jim? — Of course I do. You _______ in the library.
We hadn’t been out for long _________ she felt sick.