2022-2022年英语周报九年级外研第2期答案

第三节One possibleversionParagraph 1He was determined to protect the flowers. So he built ahigh wall around them. Not feeling satisfied, he even setup rules as to who could enter the garden, how they mustenter,and what they must follow while they were there.Asa result, children were forbidden to enter and appreciatethe flowers as before. For his part, he continued to see to itthat his treasure received enough sunlight and water so thatthe flowers continued to perform their wonderful magicParagraph 2Hethe flowers seemed to fade day by day,so theman went everywhere for help. He visited every expert, onlyto find his efforts in vain. He felt on pins and needles, see-ing his beloved flowers dying. One evening, he was wan-dering on the street aimlessly when he suddenly noticed theflower woman on the same spot where he had met her, giving away her amazing flowers. It finally dawned on him thatthe flowers are gifts not passessions and that only by sharingcan the magic remain and last

12.C【解析】蛋白质在生物膜行使功能时起重要作用,功能越复杂的生物膜,蛋白质的种类和数量越多,A项正确;细胞骨架(细跑中微管微丝等结构,由蛋白质组成)和真核细胞的生物膜系统与物质运输、能量转换、信息传递等细胞生命活动有关,B项正确;糖蛋白只分布在细胞膜外侧,C项错误;高温处理后蛋白质空间结构变得伸展、松散,容易被蛋白酶水解,D项正确。

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