classes:  lecturer. I should check my email and reply to the student's email, the student who sent the email never saw me reply that it was received.  curriculum. I should check my email and reply to the student's email, the student who sent the email never saw me reply that it was received.  facility. I should check my email and reply to the student's email, the student who sent the email never saw me reply that it was received.  general. I should check my email and reply to the student's email, the student who sent the email never saw me reply that it was received.