Look for words that indicate: addition, reason, define, cause/ effect and explanation
Despite the fact that I am not a teacher yet, I am in the front of the class.
In this class that is okay, because they are such good listeners!
But, some students must find it hard to listen to someone else.
Since I am no familiar face in this building.
However, some might recognize me for the parking lot.
Everyone must have seen me waving at least once over there.