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______是期权的买方在约定的期限内有按协议价格卖出某种金融资产的权利。
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简述国际收支失衡的原因及如何调节国际收支失衡。
What’s your earliest childhood memory Can you remember learning to walk Or talk The first time you heard thunder or watched a television program Adults seldom (1) events much earlier than the year or so before entering school, (2) children younger than three or four (3) retain any specific, personal experiences.A variety of explanations have been (4) by psychologists for this "childhood amnesia". One argues that the hippo-campus; the region of the brain which is (5) for forming memories, does not mature until about the age of two. But the most popular theory (6) that, since adults don’t think like children, they cannot (7) childhood memories. Adults think in words, and their life memories are like stories or (8) one event follows (9) as in a novel or film. But when they search through their mental (10) for early childhood memories to add to this verbal life story, they don’t find any that fit the (11) . It’s like trying to find a Chinese word in an English dictionary.Now psychologist Annette Simms of the New York State University offers a new (12) for childhood amnesia. She argues that there simply aren’t any early childhood memories to (13) . According to Dr. Simms, children need to learn to use someone else’s spoken description of their personal (14) in order to turn their own short-term, quickly forgotten (15) of them into long-term memories. In other (16) , children have to talk about their experiences and hear others talk about (17) --Mother talking about the afternoon (18) looking for seashells at the beach or Dad asking them about their day at Ocean Park. Without this (19) reinforcement, says Dr. Simms, children cannot form (20) memories of their personal experiences.Notes: childhood amnesia 儿童失忆症。 Read the following text. Choose the best word (s) for each numbered blank and mark A, B, C or D on ANSWER SHEET 1.15（）
阅读短文回答题。 千百年来，人们裹在梦幻的柔纱里，忘却尘世的喧嚣，单纯的心灵只愿意接受这一个李白：诗仙、醉圣、谪仙人……不，历史是斑驳的杂色! “安能摧眉折腰事权贵，使我不得开心颜”是______；“生不用封万户侯，但愿一识韩荆州”是______；“长揖万圣君，还归富春山”是______；“君王赐颜色，声价凌烟虹”是______。既[热中]功名，又[藐视]权位；既超凡，又[落俗]；既坦荡荡，又常[戚戚]，这才是一个真实的李白。 追根究底，古代的“士”在坚持心中的“道”与应对客观的“势”的矛盾中。只能有四种选择：殉“道”[a]“势”，修“道”[b]“势”，泯“道”[c]“势”，[d]于“道”、“势”之间。多数的“士”并非自觉地选择了最后一种，李白是其中的一个代表。他清醒地认识到“达则兼济天下，穷则独善其身”，而他的不幸则在于“达”不能“兼济”，“穷”不甘“独善”，[e]，在“入世”与“出世”的矛盾冲突中度过了六十二个春秋。 在[e]处恰当的措辞为( )。
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