Not until then ________ how important the brakes were.

What do parents in China want their children to do— Most parents expect to see their children _____ hard all day.

you regret paying 20,000 dollars for the second-hand car—Not a bit. I think it deserves ______.

How soon will you start your journey—–I’m not sure. I haven’t decided ________.

is ____ as a free dinner in this world, as thesaying goes, “No pains, no gains”