考博考试

【单选题】The selection says that spiders have been discovered ______.
A．five miles above earth
B．more than 2000 feet underground
C．everywhere that man has reached
D．bothA、andB
网考网参考答案：D
网考网解析：
最后一段提出人们发现蜘蛛soaring five miles above the earth，另外一种has been discovered more than two thousand feet underground，据此可直接选出答案。 查看试题解析出处>>