--My computer ____start, no matter how hard I try.--It might have crashed.

--   do you spell ring?       --________. 

--- We want someone to design the new art museum for us.--- ____ the young fellow outside have a try?

-Was the United State of America founded on July 4th, 1776？ --You _________  be right but I need to check it in the history textbook anyway.

You _______ see a dentist when you have a toothache.