Soccer is the most truly international team sport, but there’s still some question _______ whether it should be called a game or open warfare.

. It is difficult for us to learn a lesson in life __________ we’ve actually had that lesson.

Don’t forget to turn off all the lights before you leave.— ___________________.

You can’t put off _______ the book to the library because you can only _______ it for two weeks.

Are these seats available?— Sorry, sirThe seats _____