【单选题】Section BDirections: In this part, you are going to listen to a lecture about online education. Pay attention to the signal words the speaker uses to indicate structure and choose the right answer to ...
A.
By saying “In today's lecture, we will talk about online education".
B.
By saying “Today, I want to talk about online education".
C.
By saying "Today, my topic is online education".
D.
By saying "Today, what I am going to cover is online education".