No. The better way to say that would be "does it say."
It depends how you use it. If you use it after something it can be correct. But being in a sentence by itself isn't correct.
Use is present. Used is past. The correct sentence is, This is used for....
If you use 'you and he' as the subject of the sentence, it is correct: You and he will meet when we get to the restaurant.
no it is not correct
Your sentence is structurally correct.
To go
There is no use of THE in the sentence. FROGS HOP can be considered as correct too.
he is and they are
well the correct way is whom but everyone says who.
wadgs
No. I believe you want "Does that have . . ." or "That has . . . "
The umpire says that you are out.