Can you complete the sequence?

192, 021, 222, 324, 252, 627, 2__, 9__?

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

How can you leave a room with two legs and return with six legs?

I taste better than I can smell. Who am I?

If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

I look at you, you look at me, I raise my right, you raise your left. What am I?

What is always in front of you but can’t be seen?

I am not alive, but I grow; I don't have lungs, but I need air; I don't have a mouth, but water kills me. What am I?

There is something which is always coming but never arrives?