9 Sentences

1)"When teenagers are growing up it is hard for them to shine because everyone is competing against each other whether it’s in math, English, or even in sports."(Before a coordinating conjunction joining two sentences)
2)"The mnemonic device that I came up with as an acronym is U.G.L.Y., It stands for Under Greatness Lies Yourself."(Introductory phrase)
3)" we knew we were a good team with chemistry"(Use with coordinate adjectives)
4)"Teenagers going through puberty and are not always confident of who they are, I want them to remember that everyone is great in some aspect or another using this device."(Adjective clause)
5)"The Device U.G.L.Y. is just a reminder to anyone that everyone is good at something even if you have not found that something yet, Some people are just lucky at an early age to find out what he are god at."(Appositive)
6)"The mnemonic device that I came up with as an acronym is U.G.L.Y., It stands for Under Greatness Lies Yourself."(Parenthetical expression)
7"U.LG.Y can be used with anyone, for example in when I use to playing with my soccer team at Sunday nights to compete against other teams we knew we were a good team with chemistry but always seem to be "Choke artists" when it came to the Win for fourth quarter."(Absolute phrase)
8)"When teenagers are growing up it is hard for them to shine because everyone is competing against each other whether it’s in math, English, or even in sports. "(Words expressing contrast)
9)" but always seem to be "Choke artists" when it came to the Win for fourth quarter. "(To set of a quotation or a direct address)