国开在线答案
- 2022-09-12 [简答] 二、阅读理解:阅读下面的短文,根据文章内容从A、B、C三个选项中选出一个最佳选项。(课外资料)Inthegrass,a baby duckwashatched(孵化)outinacollege biologylabwithabackwardleftfoot.Atthetime,it probablywouldn’thavesurvived, if MikeGary didn’trecommendaproperoperationtocutoffthatbadfoot.Monthsafterthehealingprocess,engineersatNovacopyCompanyproduceda3Dprinted model thatwouldbeusedtocreateaprosthetic (修复的) footfor theduck.ConsideringthatABSplasticswere notflexibleenoughforthistypeofexercise,theNovacopycompanymadeathree-dimensionallymodeledfootmadeofsilicone, withthehopetocreateapermanent prosthesis(假肢) fortheduck.Ittookjust13hourstoproduce.This3Dprosthesisdemonstratedthe3D technologiescan beusednotonlyforhumanapplication,butalsoinforeignsubjectssuchasanimalsandothermedicaltreatments. 1.Wherewasthebabyduckhatchedout? A.Ina college biologylab. B.Inabackyard. C.InNoacopyCompany.2.What waswrongwiththebaby duck? A.Itdidn’tsurvived. B.Itwasbornwithabackwardleftfoot.C.MikeGary cutoffthatbadfoot.3. CouldABSplasticsbeusedto producea3Dprinted model thatwouldbeusedtocreateaprosthetic footfor theduck? A.No,becauseABSplasticswere notflexibleenough. B.Yes,butitcouldonlybeproducedbyNovacopyCompany. C.Yes,becauseitwasmadeofsilicone.4.Howlongdidittaketocreateapermanent prosthesisfortheduck? A.10hours. B.13hours. C.30hours.5.Whatdidthelastsentenceofthispassageindicate? A. 3D technologiescan beusedonlyforhumanapplication. B.3D technologiescan beusedonlyfor foreigners. C.3Dtechnologies can beusedto human,animalsandothermedicaltreatments.
- 2022-09-12 [单选] 1.《幼儿园教育指导纲要(试行)》明确学前儿童科学教育目标中包括相互联系的三个方面不包括哪一项( )。
- 2022-09-12 [单选] 2.美国学者乔·米勒认为,科学素养是一个与时俱进的概念,时代不同,科学素养的内涵也会发生变化,以下哪一项不属于其定义的科学素养概念的三个维度( )
- 2022-09-12 [单选] 3.“兴趣、好奇、好问”属于学前儿童科学教育( )方面的目标。
- 2022-09-12 [单选] 4.“预测与推断”属于学前儿童科学教育( )方面的目标。
- 2022-09-12 [单选] 5.“喜欢接触大自然,对周围的很多事物和现象感兴趣”这是哪个年龄阶段科学探究目标( )
- 2022-09-12 [单选] 6. “能用数字、图画、图表或其他符号记录”,属于( )年龄阶段科学探究目标。
- 2022-09-12 [单选] 7.“引导学前儿童在操作、探究中发现并理解三脚架稳定的特性”,该活动目标表述是从( )的角度?
- 2022-09-12 [单选] 8.在《纲要》和《指南》中多处强调“身边常见事物和现象”“周围环境”“季节变化和常见天气与生活的关系和影响”等,这体现了学前儿童科学教育内容( )的特点
- 2022-09-12 [单选] 9.大班科学活动《地下的秘密王国》的目标表述为:(1)观看森林冬景图。(2)说说都看到了哪些动物。请问这个目标表述存在什么样的问题( )