No, it is not. You do not have a verb in the question and it would be best to also have an object.
What time did you go to the airport?
What time do you go to church?
What time will you go to the party?
Both sentences are grammatically correct, but the second one is more concise and direct in conveying the same message.
no
As time flies is grammatically correct.
No, the sentence is not grammatically correct. It should be: "It had been a long time since I had written to you."
no.
"It is the time for someone" is correct. It implies that it is the right moment or opportunity for that person.
It can be, but not all the time.
yes
No, I think the correct way is- Is this the first time you've seen it?
"Not like that" can be grammatically correct, depending on the context.
The phrase "Is you don't miss me do you" is not grammatically correct. It should be rephrased to something like "Don't you miss me?" to be correct.
Yes! That is grammatically correct!