题目

When _________ for a certain job, you have to go through all the newspapers to look for information.   A. inspecting            B. earning                       C. hunting                  D. responding 答案：C 如图所示，AB和CD相交于E，EA＝EC，BE＝DE，那么AD＝CB，在下列推理过程中注明每一步的理由．