2022英语周报高三53答案

PA-O. 57cmHg(1分)(1)答案:BDE根据光路的可逆性原理可知,对于平行玻璃砖界面来说,能够射进玻璃砖的光线,在另一个界面绝对不会发生全反射,因此对本题而言,无论是a或b光线,都不可能发生全反射现象,A错误画出光路图如图所示,可知c光包含有a,b两种单色光,根据折射定律有sinn,sin,sini=n,sini,,由图可知i>i,则n
believed that it was useless for girlsBA文是一篇记叙文。文章主要记述了作者沿着 Crosstown Trail小道徒步穿越旧金山的经历。【答案与解析】词义猜测题。根据第三段中的“ After I walked a little over a mile of the quiet dirt path,”及第六段中的“ Then I wandered inside the three-mile-long Golden Gate Park,”可推断,画线词的含义与 Walked最接近25.A细节理解题。根据第六段“ Then I wandered inside the three-mile-long Golden Gate Park, with its可知,作者在这里看到了博物馆botanical gard像牛一样吃个不停语新到26.C推理判断题。根据第七段“1 t seems that I was eating like those cows.,to.”可推断,作者是在嘲笑自己27.A细节理解题。根据最后一段“ It turned out that the moneighborhood all along.”可知,作者认为还是自己的社区最漂 t beautiful part of the city had been my【答案与解析】本文是一篇说明文。文章简要介绍了个金新28.C邹节理解题。根据第
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