Write a program which allows the user to build up a sentence one word at a time, stopping when they enter a period (.), exclamation (!), or question mark (?)
example interaction:
%run b1sol.py
Please enter a word in the sentence (enter . ! or ? to end.): My ...currently: My Please enter a word in the sentence (enter . ! or ? to end.): name ...currently: My name Please enter a word in the sentence (enter . ! or ? to end.): is ...currently: My name is Please enter a word in the sentence (enter . ! or ? to end.): Slim ...currently: My name is Slim Please enter a word in the sentence (enter . ! or ? to end.): Shady ...currently: My name is Slim Shady Please enter a word in the sentence (enter . ! or ? to end.): ! --->My name is Slim Shady!