找考题网-背景图
单项选择题

In Sections A, B and C you will hear everything once only. Listen carefully and then answer the questions that follow.
SECTION A TALK
Questions 1 to 5 refer to the talk in this section. At the end of the talk you will be given 15 seconds to answer each of the following five questions. Now listen to the talk.

According to the talk, workers in "zones of quiet" can()

A.be more affected by noise.
B.hear talk from outside the zone.
C.work more efficiently.
D.be heard outside the zone.