2022高考英语周报46期答案

Sir years later, Radice found himself a patient atSt. Barnabas, infected with COVID-19. He couldn'tbelieve he was looking up into the eyes of the man whoseconfidence hed restored. At this time when doctorscouldn't help but be anxious, Pitera, once surrounded byworry, said he was able to deal with the stress far betterthan he would have before his heart attack. For Radicethose words "Not on my watch" were exactly what heneeded to hear. Slowly, day by day, his condition wasgetting better and better. Radice began his own exerciseprogram.Pitera visited as often as he could to cheer onRadices progress. Nearly 20 days after he wasadmitted, Radice was allowed to leave the hospital. Piteracame to his room to say goodbye."You saved my life,Radice told him. "You saved my life, " Pitera answeredback. Hospital employees lined the hallwaysapplauding, as Radice was wheeled to his wife waitingoutside."We have a lot of tough days ahead of usPitera said."Dan boosted a lot of people,s spirits justwhen we needed it

14.(1)√3M23-5(2)(3)-2√3M8【解析】(1)对钉子C受力分析如图所示F根据平衡条件得Fr=Mg(1分)F=√3FT=√3Mg(2)轻杆由水平位置转到竖直方向,小物块下降的高度h等于BC间细线缩短的长度h=2L-(3-1)L=(3-3)L根据动能定理有Mgh+wMu-(1分)根据动能定理有Mgh+w=IMu(1分)解得w=2√3-5,2MgL(1分)(3)轻杆转到竖直位置时,小球的速度2v(1分)根据系统机械能守恒得Mgh-2mmgIMv-(1分)5-2√3解得m=(1分)

以上就是2022高考英语周报46期答案，更多英语周报答案请关注本网站。