曲线y=lnx与x轴及直线
,x=e围成图形的面积是( ).
参考答案:B
解析: 如图67所示,面积为
,选(B).
You can never get a straight answer out of him. Which of the following is correct for the underlined word in the sentence?
我国陆上邻国中,面积最大的国家是 ,人口最多的国家是 。