Paragraph 2
Students tried
times to contact professor Wang during the
but could not get through to him. They waved their
and even tried calling him on his personal phone. A video of the
he understood his mic was off has gone
on the Internet. It has received more than 653,000 views. After realizing what happened, professor Wang appeared
and stressed. He said he was upset at the thought of wasting two hours of his students' time. He has offered to redo the lecture at a
time so his students do not miss that class. One of his students posted on social media about the professor's
. She wrote: "I took a
under him before and he teaches well. I feel
for him."