单选题
The mouse on display is most significant in that ______.
A、
it has an ear in the shape of a human ear
B、
it is unusually small and ugly as a star
C、
it is the focus of the media at the exhibition
D、
it indicates China's progress in biotechnology
【正确答案】
D
【答案解析】
本题问为什么展出的老鼠意义重大。第一段最后一句the rosy rodent was a stunning symbol of the serious strides China is making in the field of biotechnology说明了原因。所以D是正确答案。
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