doctor's (more than one doctor)
When you are denoting ownership, as in "The doctor's thermometer was in his pocket," you use an apostrophe. The apostrophe would come after 'doctors' if you were referring to more than one doctor in denoting ownership, for example, "The doctors' patients were getting impatient."
They'd.
Well if her name is "Agne" then the apostrophe would go here "Agne's ". However, if her name is "Agnes" then the apostrophe would go here "Agnes' "
Mrs Debase. (no apostrophe) Mrs Debase's handbag. (Possessive apostrophe)
You would say "Dear Doctors" you wouldn't put the apostrophe.
There is no apostrophe in that sentence. It would be in: The scouts' tents.
it wouldn't have one unless it had an s, like Ronald's.
The contraction for I would is I'd. I'd go see a doctor if I were you.
After the 's' - the ladies' bags.
If it is required, the apostrophe would come after the Z but before the S. "This is Mr. Buzz's stinger!"
there is no apostrophe is yours unless a person's/object's name was "Your" and you are talking about something belonging to Your, in which case it would be Your's
An apostrophe is not required.