No.
This is the correct version (I have capitalised the correction).
"One of the lifelong memories many of us share IS the moment we obtained a driver's license".
No, the sentence should be: "One of the lifelong memories many of us share is the moment we obtained a driver's license." "Is" should be used instead of "are" because the subject "One" is singular.
change driver's to drives
No, "memorys" is not a plural noun. The correct plural form of "memory" is "memories."
No, the correct sentence should be "Had you taken the test before?"
The correct sentence is "Did she come there?" - using "came" is not grammatically correct in this context.
No, "Is felt" is not the correct form in the sentence. The correct form would be "She replied that she felt better."
The correct sentence is 'I will come home at 3pm'.
'Success and Memories' is technically correct, I suppose, but 'successes and memories sounds better.
You are only allowed to enter if the correct certification has been obtained.
Yes, it is correct to say "reminisce about old memories." The word "reminisce" means to recall past experiences or events, so it is redundant to include the word "old" before "memories."
"How are you" is a correct sentence.
Yes, this sentence is correct.
No, "memorys" is not a plural noun. The correct plural form of "memory" is "memories."
You are palpitating. This is a correct sentence.
Yes, the sentence "your retina is healthy" is correct.
no_____If the sentence is You do do that (meaning You are in the habit of doing that) the grammar is perfectly correct and the sentence 'does have correct grammar'.
no it is not a correct sentence.
That sentence is grammatically correct.
That is the correct spelling of the plural noun "recollections" (memories).