Questions 18 to 20 are based on the following passage. At the end of the passage, you will be given 15 seconds to answer the questions. Now, listen to the passage.

What is the speaker’s field of study

A．Less American people concern about the Academy Awards.
B．All the winners for best acting were from outside the United States.
C．Most winners of the best actors are British.
D．Most winners of best actresses are from France.

A．The importance of function in the design of a building.
B．A number of modem American architects and the important elements in their work.
C．Three main elements that any architect must think when designing a building and a famous architect.
D．The important characteristics of the designs of one specific architect.