本题目来源于试卷: 规范制作的cet试卷4，类别为 测试专用
[单选题]
The question is base 74z7ch n)ng.vlb.cmg dx e(bm 1s0b zmm2x2fexbv )d 3xg,,tm+ on the first passage you have just heard.
A. It has kept growing over the centuries.
B. Its top is hidden in clouds of volcanic smoke.
C. Its height changes with each volcanic eruption.
D. It has a recorded history of 1500 years.
参考答案: C
本题详细解析:
事实细节题。短文中提到，埃特纳火山的高度经常随着火山物质在ke6wsgw8evrl951tr33o):c x q i (j zh喷发过程中的堆积和随后的坍塌而变化。
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