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通过适当的投资组合选择，投资者所面对的个别风险差不多可以完全抵消，但系统性风险依然存在。 ( )
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Ten Tips for Reducing Stress While in CollegeStress is something you can control. Follow these ten tips to learn how to control it.1. Most Importantly: Don’t Stress About Being Stresseda)the best way to handle stress: not get more stressed about being stressed;b)If you’re stressed out, (1) it and figure out how to handle it.2. Get Some Sleepa)Getting more sleep can help your mind refocus, (2) , and rebalance.b)One good night’s sleep can be all you need.3. Get Some FoodGo to eat something that is (3) .4. Get Some Exercisea)Exercise doesn’t necessarily have to be violent;b)It can mean a (4) , 30-minute walk.5. Get Some Quiet Timea) (5) in college is rare.b)Finding a few quiet moments is necessary.6. Get Some Social Timea)Your brain is like a muscle which needs (6) b) Having a social life is an important part of your college experience.7. Get Some FunTry to figure out how to make the stressful thing a little more (7) .8. Get Some DistanceIt’s okay to take a step back and focus on yourself for a little while, especially if you are stressed and your (8) are at risk.9. Get a Little Helpa)Don’t be afraid to make an appointment if you think it will help.b)It may help you realize that what you are so stressed about are actually pretty (9) .10. Get Some Perspectivea)College life can be (10) b)Keep your eye on the prize and then head out and change the world ! (10)处填（）。
以下各题基于下面的叙述：某二叉树节点的中序序列为A，B，C，D，E，F，G，后序序列为B，D，C，A，F，G，E。 该二叉树对应的森林包括（）棵树。
Language comprehension is generally viewed in cognitive theory asconsisting of active and complex processes in which individuals constructmeaning from aural or written information. It is commonly proposed thatthe mental processes necessary for comprehending aural and written textsare sufficiently similar which comprehension of both can generally be (1)______discussed as common phenomenon. Comprehension is generally (2)______differentiated into three interrelated processes: perceptual processing,parsing (grammatical analysis), and utilization. In perceptual processing,attention focuses on the oral or written text, in portions of the text being (3)______retained in short-term memory. The capacity limitations of short-termmemory prevent specific word sequences from retained longer than a few (4)______seconds, as new information on which the person attends replaces the old (5)______information in short-term memory. In parsing, the second comprehensionprocess, words and phrases are used to construct meaningful mentalrepresentations of text. Individuals first decode the individual words by (6)______matching the aural or visual pattern of the word with their representation in (7)______the declarative knowledge stored in long-term memory. The result ofdecoding is lexical access, and a matching between words in short-term (8)______memory and a type of dictionary in long-term memory that enables us toidentify the meanings of individual words. The third process, utilization,composes of relating a mental representation of the text meaning to (9)______declarative knowledge, which is stored in long-term memory in terms ofeither propositions or schemata. Utilization is the key of comprehension and (10)______the basic determinant that facilitates it. (9)处改错：（）。
对于一个线性表，若既要求能够进行较快的插入和删除，又要求存储结构能够反映数据元素之间的逻辑关系，则应该（）
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