英语周报2022八下第二十七期答案

第四部分第二节Iwo davs before my birthday last vear. Dad came home earlv. As usual. Ihelped him carry his bags into his study: When I turned to leave. he said: "Hey. wouldyou like to help me clean my comb? It's been a while since I last cleaned"It hit methen why. as a child. helping my dad clean his comb was such a joy. That routinemeant that my dad was home early to spend the evening with Mum and I. It meantwould watch TV with us or play a few video games with me. It meant a happyloving familyI pass the clean comb back to Dad. I noticed the wrinkles next to his eyes.They are more noticeable when he smiles. but his smile is still as heartw arming asbefore. The smile of a father who just wants a good life for his family. Dad carefullyplaces his comb on top of his wallet. After so many years. he still organises hispersonal items in the same careful way. I guess some things never change. And forthat. I'm glad

4.B解析:本题考查体温调节、免疫调节的有关知识。在特异性免疫中,吞噬细胞的作用是摄取、处理和传递抗原,A项正确;机体要消灭入侵的流感病毒,需要细胞免疫和体液免疫共同起作用,其中抗体的作用是与病毒特异性结合,要清除病毒需要昋噬细胞吞噬消化,B项错误;在体温持续偏高的这段时间内,体温是相对稳定的,所以这段时间内人体的产热量与散热量相当,C项正确;当杋体体温高于正常值时,岀现发热,若持续偏高会导致内环境稳态失调,需要采取降温措施,D项正确

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