Summarization Read each of the following short paragraphs and co

Summarization Read each of the following short paragraphs and complete phrase or sentence that expresses the main idea of the paragraph. The first letter of the missing word is given before the blank. Paragraph 4. Experiments have been carried out to investigate the connection between deliberately inflicted pain and dreaming. For example, a sleeper pricked with a pin perhaps dreams of fighting a battle and receiving a severe sword wound. Although the dream is stimulated by the physical discomfort, the actual events of the dream depend on the associations of the discomfort in the mind of the sleeper. 4.How pain may a______dreams.
【正确答案】：affect
【题目解析】：P289