考研一般上几年，每个专业都一样吗？有没有知道的...

一份测验中某项目的鉴别指数为0.31，根据美国测验专家艾贝尔提出的评价项目性能的标准，对此项目的评价正确的是( )

A.很好
B.良好，修改会更好
C.尚可，仍需修改
D.差，必须淘汰

下述疾病中发生呼吸衰竭时，吸氧后氧分压改善明显，最可能的情况是

A. COPD
B.左心衰竭
C. ARDS
D.大叶性肺炎

Being a good parent is,of course,what every parent would like to be.But defining what it means to be a good parent is undoubtedly very__1__,particularly since children respond differently to the same style of parenting.A calm,rule-following child might respond better to a different sort of parenting than,__2__,a younger sibling.__3__,there’s another sort of parent that’s a bit easier to__4__:a patient parent.Children of every age benefit from patient parenting.Still,__5__every parent would like to be patient,this is no easy__6__.Sometimes parents get exhausted and frustrated and are unable to maintain a__7__and composed style with their kids.I understand this.You’re only human,and sometimes your kids can__8__you just a little too far.And then the__9__happens:You lose your patience and either scream at your kids or say something that was a bit too__10__and does nobody any good.You wish that you could__11__the clock and start over.We’ve all been there.__12__,even though it’s common,it’s important to keep in mind that in a single moment of fatigue,you can say something to your child that you may__13__for a long time.This may not only do damage to your relationship with your child but also__14__your child’s self-esteem.If you consistently lose your__15__with your kids,then you are inadvertently modeling a lack of emotional control for your kids.We are all becoming increasingly aware of the__16__of modeling tolerance and patience for the younger generation.This is a skill that will help them all throughout life.In fact,the ability to emotionally regulate or maintain emotional control when__17__by stress is one of the most important of all life’s skills.Certainly,it’s incredibly__18__to maintain patience at all times with your children.A more practical goal is to try,to the best of your ability,to be as tolerant and composed as you can when faced with__19__situations involving your children.I can promise you this:As a result of working toward this goal,you and your children will benefit and__20__from stressful moments feeling better physically and emotionally.9选？

A.mysterious
B.illogical
C.suspicious
D.inevitable