$12.$ In a single line, write a Python instruction to extract the word $$Hello$$ from the sentence $$Hello world!$$ and save it to a variable. $(1$ mark$)$

$13.$ Write a Python statement to add the remainder of the $$Hello world!$$ sentence back onto your variable, without the exclamation mark. $(1$ mark$)$

$14.$ Write a print statement that can print any two individual words $($e$.$g$.,$hello$$ and $$there$)$ with a space between them. $(1$ mark$)$