2022英语周报模拟试题一答案

2.B【解析】图中过稈为病莓的繁殖过程,该过科必须在箱主细胞内进行,病毒在内环境中足不能繁殖的A错误;从图中可以看出.子代RNA的复制是以RNA为模板先形成一RA,再以一RNA为模板合成+RNA,即子代RNA可以作为复制的模板,RNA还可作为翻译的模板,豳译形成的结构蛋白与+RNA结合组成新的病舂,所以子代RNA(+RNA)为新病毒的遗传物质,B正确;从题十可知,膜与病毒宿主细胞的牛物膜成分相近,推测囊膜上的蛋白质部分来自于宿主细胞,C错误:新冠病青和丙肝病毒虽然在结构上相似,因识别它们的受体可能位于不同的细胞,所以其宿主细胞可能不同,1错误。

写作指导縣墙与自我—“我为英雄代言匣态用感想时以是在时为主楼点1:升门见山说明你要代言的英雄傻点安排(要点2:通过具体事例说明英单事迹要点3:抒发你的感想,如要以荚雄为榜样等【佳作展台】Many heroes have an enormous impact on mygrowth,, one of whom is Lin Qiaozhi(定语从的)It's universally acknowledged that Lin Qiaozhiis a famous expert in women's and children,'s disease(It作形式主语的句型). However,wha' s unknown to theworld is that she went through hardships one afteanother before she finally became a doctor(what引导主语从句,tha引导表语从句, before引导时间语从句)After all, there was a time when girls had little accessto schooling, but she made it. You can picture whatchallenges she faced. Later, she devoted all her lifeto the welfare project of women and children, withoutLin Qiaozhi has set a good example to all of usand we should learn determination and dedication fromher. This is the true reason why I celebrate her( why引导定语从句)

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