"What are you doing?" he finally asked.
finally = ORDER
I like games in general, and especially football.
in general = EXPLICATION
I got the highest score in English because I studied very hard.
because = CAUSE
Texting while driving is dangerous, and furthermore, it is also illegal.
furthermore = ADDITION
He didn't want to go to school today, however he had a very important exam.
however = CONTRAST
The traffic jam was due to a terrible accident at the intersection.
due to = CAUSE
She did well in high school and thus will get into a good college.
thus = CONSEQUENCE