What are they talking about（）

A．They want to change the way English is taught.
B．They learn English to find well-paid jobs.
C．They want to have an up-to-date knowledge of English.
D．They know clearly what they want to learn.

A．The woman has trouble getting along with the professor.
B．The woman regrets having taken up much of the professor’s time.
C．The woman knows the professor has been busy.
D．The woman knows the professor has run into trouble.