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昆明市第一中学2022届高三第四次模考答案
【语篇导读】本篇为说明文,介绍了适合高中生的志愿组织和活动。主题语境:人与社会—社会服务与人际沟通21.A考査细节理解。【解析】根据原文 Humane Societ! y of the us部分¨ As a volunteer, you could walkdogs and do the cleaning at a shelter, or even help out at one of its clinics. “a] E, Humane Society ofthe us适合喜爱动物的志愿者。故答案选A。22.D考查细节理解。【解析】根据原文 National park service部分“ Whether you’ re working in the visitorcenter or monitoring wildlife in the area, you ll learn a lot about the preservation of nature. ” n]*l, ix项目可以让志愿者亲近自然。故答案选D。23.C考査细节理解。【解析】根据原文 Habitat for Humanity部分“ Habitat for Humanity helps lowincome individuals and families build or improve their homes. “L K Goodwill Industries International apb]”This organization is devoted to providing employment, education, and skill-building opportunitiesfor people around the world.”可知,两个项目都可以帮助有需要的人。故答案选C。
昆明市第一中学2022届高三第四次模考答案
3+41(3+4D(2-1)-10+5-2+i,3.B【解析】因為2+i(2+D(2-i5所以在復平面上x對應的點(2,1)在第一象限,故A正確:|x+2i|=、2+3=√13,故B錯誤;x的共軛復數為2-i,故C正確;因為x(a+i=(2+i)(a+i)2a-1+(2+a)i為實數,所以2+a=0,即a=-2,故D正確