No, it's not technically correct. The phrase 'as (adjective/adverb) as' should not be used with a superlative. For example, using the adjective 'fast' and the adverb 'quickly', we can say ' as fast as lightning' or 'as quickly as you can' but it would be incorrect to say 'as fastest as possible.'
You should say for your convenience it is *gramatically correct-*just means correct
be rest assured
No there shouldn't be an apostrophe in this case. It should be: The 1400s.
I believe my offices and I are well known.
As in, for example, 'it was the childrens' toy', as in it belonged to everyone? If so, yes.
The sentence is gramatically correct.
yes.
Everybody has is correct.
Yes it is.
No 'It's for you' would be though
It's a weird sentence, but it is grammatically correct.
Yes it is correct to say "Have a wonderful Holiday."
i welcome you TO Delhi.
No because and is a fanboy and it would not be gramatically correct
Yes, there is a verb and and a noun and they are in the same tense therefore it is gramatically correct.
You should say for your convenience it is *gramatically correct-*just means correct
Yes.