A-A+
From the second paragraph we know the author
问题详情
From the second paragraph, we know the author tried to tell us ______ .
A．the quick response of the aircraft carrier
B．the influence of the aircraft carrier
C．the movement of the aircraft carrier
D．the importance of the aircraft carrier请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：D
解析：第二段主要内容的总结反映在第三段的第一句话上“while carriers are important, they are also quit expensive,…”前半句是总结第二段，后半句是引出第三段。所以，正确答案是D项。
