As for this kind of definition question, you can search the answer online. Thank you
<em>Shift </em>selects multiple worksheets at the same time. <em>Ctrl</em> selects all that you selected with Ctrl pressed.
You can call a Python function like so: function(parameters).
Example:
Define function add:
def add(x,y):
return x+y
Call function:
add(3,7) -> 10
