Brain teasers： What do you add to a road to make it wide?

Brain Teasers:What has a mouth but never speaks? Brain Teasers:What does everyone have and overlook? Brain teasers的意思是? Brain Teasers:What time is it when the clock stikes sixteen? Brain Teasers:What room has no walls,no doors, no windows,and no one Brain teasers： What do you add to a road to make it wide? Brain Teasers 6Before Mount Everest was discovered, what was the highest mountain in the world? Brain Teasers:What number has nothing left if you take a half from it? Brain Teasers:What has everybody seen before but will never he seen Brain Teasers:When do people have two mouths? Brain Teasers:Why do giraffes have long neck? Brain Teasers:Why do lions eat raw meat? Brain teasers：Why is the pig always eating? Brain Teasers 8There was an airplane crash, every single person died, but two people survived. How is this possible? Brain Teasers 1A man says,Brothers and sisters,have I none,but that man's father is my father's son. Who is he pointing at? Brain Teasers 7Why is it against the law for a man living in North Carolina to be buried in South Carolina? brain brain