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听力原文：What surprised the professor？

What surprised the professor when he looked through the keyhole of the room？

He was surprised to find himself looking into ______ the monkey.

The ______ professor found the matter ______.

A．surprising, surprised

B．surprised, surprised

C．surprised, surprising

D．surprising, surprising

What surprised the professor when he looked through the keyhole of the room？

He was surprised to find himself looking into ______ the monkey.

Listen to Track 72.

A．He agrees with the professor completely.

B．He is surprised by the professor"s point of view.

C．He is not familiar with the topic the professor is discussing.

D．He can offer a solution to the problem being discussed.

What can be inferred about the woman？

A．She is surprised by the fact the professor shared,

B．She is concerned that she misheard the professor.

C．She is not sure about a term the professor just used.

D．She is having trouble following the discussion.

A．She has never had a class with Professor Smith.

B．She's surprised the man is taking a history class.

C．The assignment must be finished by 3 o'clock.

D．Professor Smith's classes are very demanding.

What is the general style. of this professor's talk？

A．It is full of specialized vocabulary.

B．It is a casual speech aiming to familiarize the audience with a new course.

C．The professor wants to establish the new course in a friendly style.

D．It is like storytelling, interesting and easy to follow.

A．economy

B．economics

C．economical

D．economic