根据《中华人民共和国拍卖法》规定，参加拍卖活动的竞买人一经应价，不得撤回，当其他竞买人有更高应价时，其应价即丧失约束力。( )
参考答案：对
— ________ that he managed to get the information?
— Oh, a friend of his helped him. [ ]
A. Where was it
B. What was it
C. How was it
D. Why was it
在心理治疗开始阶段，主要的工作包括（）
A.收集信息
B.初步诊断
C.确定障碍的性质和程度
D.建立相互信任的治疗关系
E.以上都对
