The talk between the two sides started and continued in a friendly .
A. condition
B. atmosphere
C. situation
D. state
网友回答
A. condition
(答案→)B. atmosphere
C. situation
D. state
解析：名词名词词义辨析。A条件；B气氛，氛围，大气；C情景；D状态；句意：双方之间的谈话开始看并在一个友好的氛围中继续进行了下去。根据句意说明B正确。