英语周报2022九年级下册第58期答案

第三部分写作第一节【写作指导】本题要求写一篇报道,首先考生应把演讲比赛的目的、过程和反响写清楚;其次应合理布局,充实内容,仇化语言,提高得分档次。可用表达:要点1: In order to/ Aiming to arouse our interest in.Aimed at improving our spoken English等。k, 5. 2 thirty candidates participated in, everyone tried their best to/de the effort to .. impressed us with., splendid performance e4 E. 3 not only. . but also.., was highly thought of/a favoritewith.., more similar activities will be carried out/ arranged F【佳作展台】An English Speaking ContestAimed at enriching our campus life and improving our spokeni English, an English speaking contest was held in the hall last Sunday, inwhich thirty candidates participated. Every candidate was required to givea speech in 10 minutes. In the course of the contest, all competitors hadperfecl performance, with their pretty pronunciation and intonationimpressing the judges and audience present. No doubt, the whole processwas full of cheers and excitement. The contest was quite successful and afavorite with all us students. We hope more similar activities will becaRice ou【亮点梳理】亮点词汇: enrich, in the course of, prettypronunciation, intonation等。亮点结构:非谓语动词短语作状语( Aimed at enriching our campuslife and improving our spoken English),"介词+ which"引导的定语从句( in which thirty candidates participated),with复合结构( with their prettypronunciation and intonation impressing the judges and audiencei present)等

7.c【解析】本题考查静电场的特点。带电粒子从A运动到D的过程中,合力指向轨迹的内侧,故粒子所受电场力方向斜向右下方,又因为粒子带正电,所以从A到D电势逐渐降低,粒子从A到D的过程中,电场力做正功,粒子动能增加,电势能减小;故A错误,C正确;等势线越密集,电场线的分布也越密集,电场线的密集程度表示场强的大小,故粒子在A点的加速度大于在D点的加速度,B错误;电场中带电粒子受力的方向沿电场线的切线方向,由于C点所在的电场线为曲线,所以将该粒子从C点由静止释放,它一定不会沿电场线运动到B点,故D错误。

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