2022 英语周报 高考 AGW49答案

参考范文:Soon, Mr Lim's business became better and better with the help of his eldest son. He often helped his fatherwith his work. This boy was very good with his hands. He proved very popular with his customers. It was hewho expanded his fathers business after he dropped out of school when his father needed his help in their grow-ing bicycle business. He started a motorcycle repairing service to add on to his fathers trade Business at MrLims shop took off like a rocket and they soon lived a good life.It was at that time that my fathers business took a turn for the worse. One day, his senior assistant ranaway with a large number of the shop's earnings, which led to my father's being in debt. My father then sold ourfamily car to pay off the increasing bills. They say that one good deed deserves another Mr lim, came to learn ofour situation and stepped in to help. he stated simply that it was his turn to repay the kindness that my fatherhad shown to him in the past. With his generous help, my father's business gradually returned to normal

19.BC[命题立意]本题考查交变电流的知识,意在考查考生对理想变压器的理解。考查的核心素养是应用科学方法的行为[试题解析]当开关S闭合后,理想变压器副线圈的总电阻减和习惯。变压器理想变压器线圈匝数与电压的关系可得,副线圈的电压不变所以灯泡的功率不变,即亮度不变,流经副线圈的电流增大,根n,可知流经原线圈上的电流变大,故B、C项正确,A、D项错误者奋牛顿第二定律的知识,意在考查考

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