No. "Him and I have been together." is not correct. The word him is an object pronoun, not a subject pronoun. The proper form of the sentence is "He and I have been together."
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 not grammatically correct to say "these ones." Instead, you should say "these" or "these ones" without both words together.
Yes it is a grammatically correct
The phrase "You are not knowing" is not grammatically correct. Instead, you can use "You do not know" or "You are not aware."
'Rhoda's crazy' is grammatically correct.
yes
No, the sentence is not grammatically correct. It should be: "It had been a long time since I had written to you."
The phrase "had already left" is grammatically correct. The phrase "had already been gone" is not grammatically correct.
grammatically speaking no. it would be: Have you been there already?
sorry i have been reading at about. What does it mean and is grammatically correct?
No, it is not grammatically correct to say "these ones." Instead, you should say "these" or "these ones" without both words together.
"Not like that" can be grammatically correct, depending on the context.
Yes it is a grammatically correct
Yes! That is grammatically correct!
Yes, 'for free', is grammatically correct.
"You could not have been" is grammatically correct. "You could not have been at the cinema last night, because I saw you in the park."
Yes, very correct.