英语周报 2018-2022 高一 课标 22答案

第二节(满分25分)One possible versionThen came the Rajasthan /v trip which was our official last trip I hanged out with my otherErieiends while she with the other two girls. I wasn,t enjoying this trip at all, which she could makeBout. When she saw me approaching the common washroom, she followed me in and shut thedoor. I didn 't know how to react. She gave me a tight hug and broke down. My tears were alsoout of control We knew we both wanted to be in each others company. We promised to growmature and let it not affect our friendshipaozIt's been almost 7 years after graduation since we picked up our friendship. Shes one of thefew people I really count on in my life. She's been with me through all my struggles, helping meconstantly to grow into a better individual. So have I. The only learning from our relationshipis-if someone is meant to be in your life, they will ensure they stay around some way or theher Willingness to keep a relationship should come from both the sides

25.B【解析】白眼基因无论是位于常染色体上,还是位于X染色体上,当白眼突变体与野生型个体杂交时,F;全部表现为野生型,雌雄比例均为1:1,F1雌性与白眼雄性杂交,后代出现白眼,雌雄比例也均为1:l;白眼基因若位于X染色体上,则白眼性状应与性别有关,其中B项是最早提出的实验证据,D项是测交实验之一。故选B。

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