When the author says robots are doing all the cool things except the nuclear reactors to help Japan, he uses a(n)______tone in his writing.
A.narrative
B.sarcastic
C.ambiguous
D.argumentative
A.
A.narrative
B.sarcastic
C.ambiguous
D.argumentative
【参考答案】
B
属推断题。选项A意为“叙述的”,选项B意为“讥笑的”,选项C意为“模棱两可的”,选项D意为“议论的”。原文第四段末尾处的“That'sdisgraceful”是关键句,通过该句话可判断作者是以一种讥笑的口吻来描述日本机器人的。