题目3单选题
The U.S.lies in_______North America,with Canada to the north,Mexico to the south,the Atlantic to its________ and the Pacific to its________A. northern,east,westB. central,east,west CC. southern,west,eastD. western,east,west
题目7单选题
The U.S.lies in_______North America,with Canada to the north,Mexico to the south,the Atlantic to its________ and the Pacific to its________A. northern,east,westB. central,east,westC. southern,west,eastD. western,east,west