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Please briefly describe the American holidays.120 Please describe the regulation of Trp operon. please describe the stranger to us同义句改写 Please briefly describe the three activities of DNA polymerase I.Please answer it in english in your class,your teacher shows you the following picture .please describe 用英文描述一个地方Please describe the Huangshan Mountain in English please describe the best present you got in your life 英语演讲稿 Please describe the Chinese national flag描述中国国旗,大概两三句．谢谢 Please describe one of the most unforgettable thing in your holiday翻译成中文 describe the spot 求英语作文范文:Did you have a nice trip?Please describe somethingDid you have a nice trip?Please describe something about it,such as people and custom,scenery and weather,all the interesting things during the vacation, well known figures in chinaHow to describe the famous persons Old Man of Longevity and Laughing Buddha?please help me. Please describe a career you’re likely to pursue in the future and discuss how to prepare for your Please describe one of the most difficult and demanding tasks you have had in university.What you Please describe one of the most difficult and demanding tasks you have had in university. What did Please describe more details to me and it could help to find out the problem happened by when. Please describe the accident( ) ;we are all eager to know what happened exactly in detail in dangerin trouble in charge DNA RNA 和蛋白质之间的关系Describe the general relationship between DNA,RNA and Protein.How do DNA and RNA differ in composition?please answer in English