2022英语周报46答案

显超过甲组,C正确、D不正确。8.C【解析】细胞①是减数第二次分裂前期的细胞,细胞②是有丝分裂中期的细胞,细胞③是减数第一次分裂中期的细胞,该组织既能进行有丝分裂又能进行减数分裂,A正确;有丝分裂中期和减数第一次分裂中期的核DNA数与染色体数之比都是2:1,B正确;细胞①的核DNA分子数是4条,细胞②的核DNA分子数是8条,C不正确;细胞③是减数第一次分裂中期的细胞,D正确。

第四部分写作(共两节,满分35分)第一节短文改错(共10小题;每小题1分,满分10分)Have you ever looked around in a cafe and notice that everyone else has their eyes gluedto their smartphones? You're probable one of them Over 1.8 billion people own smart-phonesbut use their devices on a daily basis. Studies have found that a average person checks his or herphone about 150 time a day. This"addiction"on technology reaches even youngest membersof soDr Jenny Radesky noticed that smartphones took oKparents' attention away from ourchildren. She is worried that this could affect children emotional development. Thereforechildrenswe should pay enough attention to this phenomenon and make some changes

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