大连天空现罕见「窟窿云」,目击者称持续半小时,压迫感十足,窟窿云是怎么形成的?你见过吗?
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Goal Setting and Feedback目标设定和反馈Most research shows that when goal setting is matched with feedback in a systematic way, the target beh***iour change is even more likely to occur. When setting goals, managers, supervisors, parents, teachers and bosses often forget the delivery of feedback. If a person sets out to learn new methods or systems, to reach a target, to strive to improve or re-s…。
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