Types and formation of interrogative sentences tag questions common interrogative words are - what, when, where, which, who, whom, whose, why, how these words are called wh-question words besides 24 auxiliary verbs - am, is, are, was, were, do, does, did, have, has, had, may, might, can, could, will, would, shall, should, must, need, dare, used to and ought to - are frequently used for making interrogative sentences how to use wh-family words with verb Be/Do/Have/Modals use of how long/how much/how many what if patterns and examples of interrogative sentences Sample This: (1A). What + Be/Do/Have/Modal -- What is a good pet to give a five-year-old child? What is a long way away? What is a reasonable grocery budget? What is age got to do with it? What is all that? What is Australia's national food? What is behind nation's food shortages? What is better for your company: happy staff or short-term profits? What is Brazil to you? What is going on in India? What is going to take place over the next 90 minutes? What is in the haze we are breathing? What is it about the first day of the year that gets us so excited? What is it and does it work? What is it like to be sectioned? What is it like to fly an Airbus A380? What is it like to have won an unlimited supply of something? What is it like to live in a hut? What is it that makes Compaq so trusted? What is it to be politico-ethical? What is Japan ready to do? What is leading to rising incidents of building collapses in the region? What is most important in your life? What is most likely to please you? What is okay to eat and how much is too much? What is President up to after breaking away from alliance? What is rate of exchange against the pounds? What is right for our students? What is she really doing in London? What is she to you? What is that thing? What is the best online essay writing service? What is the best strategy I should adopt to survive? What is the best thing about working at best company? What is the biggest mistake you have made as a student? What is the cast in this movie? What is the current situation in flood-hit areas? What is the definition of a small business? What is the expense ratio in the insurance industry? What is the fastest articulated motion a human can execute? What is the fault of my daughter? What is the focus now? What is the full cost? What is the future of television? What is the greatest action movie of all time? What is the hardest thing in the world to find? What is the hottest planet in the solar system? What is the ideal age to begin your writing career? What is the most common cause of work-related ill health? What is the most unbreakable record in the world cup football? What is the most widely planted fruit in the United States? What is the outlook for steel industry? What is the priest life supposed to look like? What is the scale of state's drought and who's been worst hit? What is the science behind fear? What is the side-dish today? What is the strength of your school? What is the top priority for the government? What is the use of fewer tariffs when there is no power supply? What is the value? What is the Voting Rights Act? What is the worst that could happen? What is the worth of Jane Austen? What is this I hear? What is this thing called the M21? What is to be done? What is up there? What is wrong with telling the truth? What is wrong with the economy? What is wrong with the schooling system today? What is wrong with this picture? What is your best wedding experience as a guest? What is your favourite international event? What is your favourite summertime recreational sport? What is your preferred method of reading or gathering information? What is your professional services need?