2018-2022年上学期《英语周报》高二外研第24答案

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)Nowadays, health is becoming increasing important in our daily life. Here I have somadvices about staying fit to share to you. Firstly, it,'s necessary to keep a balance diet, such aswitheating more fruit or vegetables that are rich in fiber and vitamins. However, you' d better bo doBesides/ Moreover/Additionallysports regularly. Many studies have shown people who often take exercise had a stronger bodyavethan those who do not. What's more, form A good sleeping habit. Just as the old saying goes,Early to bed, early to rise, makes a person healthy, wealthy and wise. " Last but not least, don'tforget to keep a positive attitude towards life, what is beneficial, toowhich

3.D解析:由题意可知,新冠病毒侵染了肺、免疫系统及其他器官,因此其受体ACE2蛋白可存在于人体多种细胞的表面;效应T细胞引起靶细胞的裂解、死亡属于细胞凋亡;痊愈者的血清中含与新冠病毒特异性结合的抗体,对危重患者有一定的治疗作用;机体消灭外来病原体体现的是免疫系统的防卫功能。

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