国开在线答案
- 2022-09-12 [单选] ——I’msoexcitedtomeetyou.MayIintroducemyselftoyou?——___________________________
- 2022-09-12 [单选] —Sonia,doyouthinkyouaredifferentfromLinda?—Yes.I'm______atdrawingthanher.
- 2022-09-12 [单选] Onedaytheycrossedthe____bridgebehindthepalace.
- 2022-09-12 [单选] Youknow,thisbridge ______ HongKong,ZhuhaiandMacau.
- 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。London'sRiverThameshastwenty-sevenbridges.ButTowerBridge,thefirstbridgeovertheThamesasyoutraveltoLondonfromthesea,isthemostfamousofthemall.WhatmakesTower Bridgesoexciting?Whydovisitorscomefromallovertheworldtoseeit?ThethingthatissurprisingaboutTowerBridgeisthatitisopeninthemiddle.Itdoesthistoletthe bigshipsthroughtothePoolofLondon.Ifyouareluckyenoughtoseethebridgewithitstwoopeningarmshighintheair,youwillneverforgetit.OnitsnorthsidestandstheTowerofLondonitself.Althoughtheylookthesameage,theToweris almostathousandyearsold,andTowerBridgeisonlyaboutonehundred,itwasbuiltinthe1890s. By1850,everyoneagreedthatabridgeacrosstheThamesneartheTowerwasmostnecessary.But thedesignersarguedaboutthenewbridgeforanother thirtyyears.Thistooksolongbecausetheyhad twobigproblems.l.TowerBridgeis.A.aboutonethousandyearsoldB.theoldestandthemostfamousbridgeinLondonC.thefirstoneyoucanseewhenyougofromtheseatoLondon2.TheTowerofLondonis.A.acrossfromtheThamesB.onthenorthofTowerBridgeC.inthemiddleofTowerBridge3.WhichofthefollowingisNOTtrueaccordingtothepassage?A.Youcanseethebridgewithitstwoopeningarmshighintheairatanytime.B.By1850everybodythoughtitmostnecessarytohaveabridgebuiltacrosstheThamesneartheTower.C.Ittookthedesignersthirtyyearstoargueaboutthebridgebeforeitwasbuilt.4.Whyisthebridgeopeninthemiddle?A.Tomakeitspecial.B.Toattract(吸引)morepeoplefromtheworldtoseeit.C.ToletthebigshipthroughtothePoolofLondon.5.HowlongwastheTowerBridgebuilt?A.Athousandyears.B.Ahundredyears.C.Fivethousandyears.
- 2022-09-12 [单选] 1．约束反力中含有力偶的约束为（ ）。
- 2022-09-12 [单选] 2．只限制物体沿任何方向移动，不限制物体转动的支座是（ ）。
- 2022-09-12 [单选] 3．若刚体在三个力作用下处于平衡，则此三个力的作用线必（ ）。
- 2022-09-12 [单选] 4．力偶可以在它的作用平面内（ ），而不改变它对物体的作用。
- 2022-09-12 [单选] 5．平面一般力系可以分解为（ ）。