Answer:
College:
Hello Professor,
I would just like to let you know that I will be absent from tommorrow's lecture. I am feeling unwell.
Thank you,
First name Last Name
Highschool:
Hello Mr./Mrs Teacher name,
I just wanted to let you know that I am feeling ill, so I will not be attending class tomorrow.
Thanks,
First name Last name
Step-by-step explanation:
Hope this helps!