Yes it is.
The meaning is ambiguous as it could be his childhood or my childhood (or, probably, both).
No, the sentence is not grammatically correct. It should be: "It had been a long time since I had written to you."
The syntax (word flow) disrupts the gramatical functions. Try to reword the sentence.
No. "I have known him for 5 years." Would be more correct.
No, the sentence is not correct grammatically. It should be "Mario and I went to the market" since "I" is the subject pronoun used when referring to oneself as the subject of the sentence.
No, the correct form should be "Thanks to everyone who has already responded." since "everyone" is considered singular.
No, the sentence is not grammatically correct. It should be: "It had been a long time since I had written to you."
"I said to him" is a grammatically correct sentence fragment since "said" is still waiting for its direct object. You said what to him? "I said "to him". would be a grammatically correct sentence.
The syntax (word flow) disrupts the gramatical functions. Try to reword the sentence.
No. "I have known him for 5 years." Would be more correct.
No, the sentence is not correct grammatically. It should be "Mario and I went to the market" since "I" is the subject pronoun used when referring to oneself as the subject of the sentence.
It has been 5 years since you knew him.Read more: It_has_been_5_years_since_you_knew_him._Is_this_sentence_grammatically_correct
No, the correct form should be "Thanks to everyone who has already responded." since "everyone" is considered singular.
'Since the last ten years...' is correct, but is only part of a sentence.
"Go!" is the shortest complete sentence, since an imperative (an order, such as "Go!" ) can stand alone in English without a subject. In this kind of sentence, the pronoun "you" is the implied subject.
No. Since "circumspect" is an adjective, "I appreciate your circumspect" is about as grammatically correct as "I appreciate your clean". Saying "I appreciate your circumspect behavior" is correct, similar to "I appreciate your clean appearance".
"Former friend of Jane and me" is grammatically correct. In this case, "me" is the correct pronoun to use since it is the object of the preposition "of."
The correct sentence would be:This is Luke's book.If Luke ended in an s, the apostrophe would be after the s ; since it doesn't, an apostrophe and then an s must be added for possession.Example: Jesus' disciples, John's disciples....