People put me on the table and cut me but do not eat me. What am I?

What goes up but never comes down?

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

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

There is something which is always coming but never arrives?

Which English verb becomes past tense just by rearranging the letters?

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

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

_ _ _ IE _ _
_ _ _ IE _
_ _ IE _ _
_ _ IE _
_ _ _ _ IE

Like you see, some letters have gone missing from these words that contain the IE pair at some or the other place. The letters that will be used to fill the blanks are given below. Use them and form meaningful words. Can you do that?

A, C, D, F, H, K, L, M, N, N, O, R, R, S, S, S, T, T, Y and Y.