問題詳情
【題組】48. What is the main idea of paragraph 2?
(A) Volcanic activities have been on the increase over the years.
(B) Volcanic activities are no more frequent than they used to be.
(C) Volcanic activities increase as the human population becomes larger.
(D) Scientists keep monitoring and reporting volcanic activities.
參考答案
答案：A
難度：非常困難0.167
書單：沒有書單，新增