Yes, the form my family's is the correct contraction for for my family is.
Example: My family's spending the week at the beach.
It's is the contraction for it is....so if you are using the contraction, use the apostrophe. If you are not, then do NOT use it.
It is a contraction of 'you have'
you're
contraction
Because it's a contraction of "it is." For formal speech or writing, "It is" is more correct.
That is the correct spelling of "what time is it?" -- the answer will often use the hour name o'clock which is a contraction for of the clock, or by the clock.
It is correct to use "have" with the plural subject "you and your family". For a correct sentence, you could say, "I hope you and your family have a nice evening."
The correct answer is you and your family but if you want it to be completely correct you should write your family and you. If you want to talk about your family you should write my family and I.
Lydia is...family is...Lydia and family are...
"The dog has its own collar" is grammatically correct. Many people mistakenly use "it's" in this kind of sentence, but that is the contraction for "it is," not the possessive form of "it."
There is no contraction. The contraction she'd can mean she had or she would.
Since the contraction for will not is won't, the contraction for he will not is he won't.You could also use he'll not, but it is not as common.