2. 外语
  3. A、  B、  C、  D、  B The equipment, the uniforms, and the environment suggest scientists in a laboratory. Cho

A、  B、  C、  D、  B The equipment, the uniforms, and the environment suggest scientists in a laboratory. Cho

admin2012-04-04  38
问题
  
(A) The travelers are checking in for their flight.
(B) The passengers are passing through security.
(C) The baggage handlers are weighing the bags.
(D) The tourists are boarding the train.
(A) The technicians are testing their telescopes.
(B) The scientists are working in the laboratory.
(C) The physicians are performing an operation.
(D) The soldiers are cleaning their uniforms.
选项 A、 
B、 
C、 
D、 
答案B
解析    The equipment, the uniforms, and the environment suggest scientists in a laboratory. Choice (A) confuses telescopes and microscopes. Choice (C) uses the associated word physicians; the people could be doctors in uniform, but they are not performing an operation. Choice (D) uses the associated word uniforms.  
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