Complex sentence: For example, if you had an assignment due in class and you did not prepare as well as you should have, you may start to panic and think that simply because you did not prepare well, the teacher will know and call on you for answers.
Split into simpler sentences: For example, let's say you had an assignment due in class and you did not prepare as well as you should have. You start to panic and think that just because you did not prepare as well as you should have, the teacher is going to call on you for answers.