英语周报七年级上册新目标答案2020－2021

【语篇解读】这是一篇记叙文,讲述了 Sparkes从为了孩子而减肥到自觉健身再到跑马拉松的故事24.A【解析】细节理解题。根据文章第二段中的" His doctor was actually shocked that he didn' t have anyunderlying health issues..可知,医生对 Sparkes没有健康问题而感到惊讶。故选A。25.D【解析】细节理解题。根据第三段中的" The real motivation to change came when the3l- year-old recognizedthat he didn't have the energy to play with his two young children."可知, Sparkes是一个“负责任,有担当”的父亲。故选D。26.A【解析】推理判断题。根据第四段中的描述“…, supportive… worried… no stress or strain with themarriage. loves the weight loss:"可知,他们的婚姻美满。故选A。27B【解析】段落大意题。根据最后一段的内容,尤其是“…he' s achieved his fitness goals and lost the weight,,Sparkes is looking into reconstructive surgery to remove his excess skin. After 2021 he also plans to begintraining for his first ultramarathon, a 50-mile race that only the most hardcore runners ever attempt. " HJ知, Sparkes持有“积极,上进”的生活态度,由此可知B项正确。

8.B【解析】由图乙可知,3时刻,平衡不移动,速率增大,改变的条件是使用催化剂,t时刻,平衡不移动,速率减小,改变的条件是减小压强,故该反应前后气体体积不变,t5时刻,正、逆反应速率均增大,平衡正向移动,改变的条件是升蒿温度,故该反应为吸热反应,结合图甲可知,该反应的化学方程式为2X(g)+Y(g)=32(g)△H>0,Y的起始物质的量为0.5如ol,A项正确,B项错误;t~t1阶段,v(Z)=03hmol·L1÷106=0.03mo1·L1·s1,C项正确;3~t5平衡不移动,ts时升高温度,平衡正向移动,X的转化率增大,故t6点X的转化率比t3点高,D项正确。

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