正确答案: A

神经元问相连接的部位

题目：有关突触的叙述，错误的是（　　）

查看原题 查看所有试题

学习资料的答案和解析：

[单选题]下列诗歌属于绝句的是

杜牧《泊秦淮》

[单选题]关于历史发展的动力，下列选项中表述正确的是（　　）

革命可以解放生产力

[单选题]The 19th Winter Games, held in Salt Lake City,________ an Olympic tradition which goes back almost 3,000 years．

are part of

解析：Part of前不加定冠词，排除选项A和B。主语games是复数，谓语动词应用复数形式。选项D是正确的。【句子大意】在盐湖城举办的第19届冬季奥运会的项目是奥林匹克传统的一部分，这一传统可追溯到3 000年前。

[单选题]__________

根据以下内容，回答下面的题目。The death of a child, _51_ one’s own child,is something the mind can hardly comprehend．It seems togo _52_ nature．The end of a life that is still forming_53_ has just begun is an almost unthinkable cruelty．But it happens．Parents sometimes must witness the illness and death of the children_54_ whom they gave birth．And _55_ will ever fill theempty place that the dead child leaves behind．Parents_56_ to die before their children, which is the natural order of life events．When the situation is reversed and a child dies _57_ the parents itseems wrong．Yet we never know why one person dies andanother lives．But we do know _58_ a child is gone, theparents still have a future, as grey and worthless as it may at first seem．Death may take the child, but the love never _59_．The sorrow after a child’s death is one ofthe longest and hardest type of _60_ to live with．And ittakes long to deal with the parents’ own emotions．__________

nothing

[单选题]How will the government know what the air quality is?

根据下列短文，回答下面的题目。　　A panel of government officials is worried．The air quality in some areas is not good．Theair is polluted with soot．The officials worry that the air is harmful to the people who breathethe air．The officials are expels．They study the environment．They diSCUSS ways to stop theair pollution．The panel decided to make，some changes to the law．　　The mew plan places strict limits on how much soot call be released into the air．Now，ameasurement of 65 parts of soot is considered safe．The new plan would reduce that number to30．The daily limit of pollution in the air would be cut in half．　　These new standards would affect industry．The limits would also affect people who ownwood stoves and fireplaces．The country will keep track of the air quality every day．Peoplewould be required to stop burning wood when the levels are high．They could also install a kindof special fireplace．These fireplaces burn very little wood．They do not pollute the air asmuch．Some countries will punish families who violate the ban．They will have to pay a fine fornot complying with the law．　　Some states do not have much industry．Their pollution problem is not too bad．Theywould stiU have to regulate how much pollution is released into the air．The experts hope thatthis ban will help keep the air cleaner．Before the plan becomes a law the public will have a chance to comment on it．Citizenswill have ninety days to ask questions and voice concerns about the plan．Then it will becomea law．The panel is made up of________．

Scientists will test it every day．

[单选题]You can borrow that bicycle if you________．

want to

[多选题]肾 （　　）

为实质性器官

上端有肾上腺

被覆三层被膜

[单选题]壶腹周围癌 （　　）

根据题干回答下面的题目下列各种震颤，最常见于何种疾病?胸骨左缘第2肋间触及收缩期震颤 （　　）

胆囊肿大呈囊性感，无压痛

[单选题]视网膜脱离发生于 （　　）

视网膜内、外层之间