All the photographs in this book,________ stated otherwise,date from the 1950s.(2012·陕西,25)
—How far can you run without stopping? —________.I’ve never tried.
—Would you like a glass of wine? —________.I don’t drink.
—Mary’s been offered a job in a university,but she doesn’t want to take it. —________? It’s a very good chance.
—I’m sorry I made a mistake! —________.Nobody is perfect.
It’s much easier to make friends ________ you have similar interests.