百师联盟二轮复习联考答案

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44【答案】作用：收集污染较大的初雨水，能减少进入河道的污染物：将初雨水与雨水分离，能减少水质净化厂的压力：将生活污水与雨污水分离，提高污水处理效率和效果；干净的雨水直接进入河道，有利于保持或者提高河道水流量；改善河道生态环境。(10分)

第四部分写作第一节One possible version.Dear JonahHow are you? I'm writing to share my favorite book with you. My favorite book is called How to improveEnglish writing, whose cover is white and yellow, including 126 pages. it's a birthday gift from my sisterLast term i did poorly in an important English test, which upset me. My sister sent me this book andncouraged me to improve my writing. From then on, I spent more time in writing. Thanks to the book,have made great progress in writing. I love this book.Best wishes!YoursLi Hua第二节One possible versionHours passed when my mom asked suddenly, Where's the dog? "Kleo was a quiet dog for the most part, soit took us time to realize he wasnt in the calk evgot very worried. Did anyongecar at our last stop? " Mom asked. None of us had. Mom phoned the gas station, but by that time they hadclosed for the day and there was no answer. So we turned around and headed back to that gas station as fastas we couldWe went all the way back to the gas station but couldn't fins Kleo. My sister and I were crying. Sure we'dnever see him again. We pulled into the gas station parking lot, and as our lights swept the station, we sawKleo. He was sitting in front of the dark station, very wet, patiently waiting for our return My mother jumpedout and opened the back door. We had no blankets, so she wrapped him in her sweater. We all laughedhappily and told him what a good dog he was