47
(A)counts on
(B)runs out
(C)calls for
(D)aims at

(A)counts on 依賴 ; 指望

(B)runs out 被用完，被耗盡
(C)calls for 要求 , 叫人拿來
(D)aims at 瞄準 , 對準

The New York City Fire Museum operates a world-class fire safety education program in conjunction with the New York City Fire Department. The program (aims at47) teaching visitors how to prevent fires within the home and how to protect themselves and escape should a fire occur. The program consists of two components – classroom training and a simulated fire event in a mock home environment. During the first portion, visitors are shown a video regarding48 fire safety and burn prevention. Immediately following the video, a New York City firefighter leads a discussion to reinforce safety information presented in the video. During the second half of the program, the firefighter leads the visitors through various rooms in a mock apartment. In each room living room, kitchen, bathroom and bedroom), various fire and burn hazards are black-lit and the firefighter spends time explaining how each can cause a fire and what49 can be done to prevent it. When the group reaches the bedroom, the firefighter closes the door to continue his/her discussion. Simultaneously50 , the firefighter’s assistant fills the rest of the apartment with theatrical smoke. A smoke alarm sounds and the firefighter teaches the visitors how to escape from the bedroom, and then helps them practice.