2023英语周报八下3期答案

2023英语周报八下3期答案已经整理完毕，供同学们学习参考，更多英语周报答案，请关注本网站。

第三部分写作第一节【写作指导】审题本题属于应用文写作中的邀请信立意写作时使用第一人称和第二人称,时态以一般将来时为主首段陈述写邮件的目的;中间段介绍讲座的写作时间、地点和内容,并说明邀请理由;最后思路几谋篇一段表达期待布局冂注意:考生也可以灵活安排每段的写作内容,但不可以遗漏要点推荐根据构思好的提纲确定写作可能用到的表达,表达to: invite, attend a lecture, waste food, raiseone' s awareness of等【佳作展台】Dear MikeI am writing to invite you to attend a lecture about Clear Your plateThe lecture is to be held in our school hall at 2: 30 pm nextThursday. It will be given by our headmaster, who will tell us the reasonsfor launching the campaign. Besides, he will talk about various activitiesto be carried out which are aimed at raising students awarenessof savingI think the lecture can help us have a better understanding of the campaignand form the habit of saving.i do hope you can join me. Please write back soonYours.Li hua亮点梳理】本文开篇点明写邮件的目的,接着详细介绍了此次讲座的相关情况,最后表达期望,内容完整,语勺流畅,同时使用了亮点词汇和句子。亮点词汇:atnd, launch, carry out, be aimed at, raIse one'sawareness of, have a better understanding of =o亮点句式:①非限制性定语从句 who will tell us the reasons forlaunching the campaign②强调句 i do hope you can join me

2B由图可知,当蔗糖溶液浓度相对较高时,根细胞失水,质量减轻,蔗糖溶液浓度相对较低时,根细胞吸水,质量增加,因此可推断出五种蔗糖溶液的浓度从小到大的顺序为丙、戊、甲、丁、乙,A错误;植物细胞吸水的能力与细胞液浓度成正比,由于植物细胞在失水的过程中细胞液的浓度是逐渐变大的,所以其吸水能力也是逐渐变大的,B正确;若用和甲等渗透压的营养液同时培养马铃薯和物种a幼苗,物种a幼苗细胞处于失水状态,则物种a幼苗不能正常生长,C错误;蔗糖属于二糖,必须水解为单糖才能进入细胞,蔗糖溶液浓度由甲变为乙时,幼根质量减轻,水分通过自由扩散运出细胞,D错误。

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