单选题
The explorers in H. G. Wells's story were surprised to find that the "moon people"
A、
knew so much about the earth
B、
understood their language
C、
lived in so many underground cities
D、
were ahead of them in space technology
【正确答案】
C
【答案解析】
[解析] 根据第一段最后一句are you traveling．．．可知，答案选C。
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