The science of computer, _____rapid progress has been made in recent years, is the most important of all science.
—The Tshirt I received is not the same as is shown online.—________?But I promise you we’ll look into it right away.
—Would you mind answering some questions on shopping habits?— ________.
—Excuse me,but could I trouble you for some change?—________.Will pennies do?
—Hey,can I ask you a favor?—Sure,________
—How far can you run without stopping?—________.I’ve never tried.