2019-2020同步北师大英语选修七新突破课时分层作业:8 .doc
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1、课时分层作业(八)语言知识练习固基础.单句语法填空1Did you leave the doors and windows firmly fastened(fasten)?2It was when he was about to go to bed that the telephone rang.3The true wealth does not consist in what we are.4Our literature and art ought to cater to popular taste.5Its time I got down to thinking(think) about
2、that essay.6They postponed leaving(leave) because of the weather.7He preferred be treated as an ordinary worker.8We must be honest and faithful(faith) to the people.9They prohibited me from borrowing(borrow) a book.10The economic situation was serious, but they pulled through.完成句子1这件事使她没有一丝一毫的希望。Thi
3、s matter left her without a way of hope2我们昨晚是在十点到家的。It was at ten oclock that we got home last night.3医生们试图阻止癌细胞扩散。The doctors are making an attempt to prevent cancer cells spreading.4葬礼结束后,她一直痛哭许久。She was weeping away long after the funeral had ended.5一个国家的幸福以其公民之自由为主要因素。The happiness of a country
4、consists in the freedom of its citizens.高考题型练习提能力.阅读理解HANGZHOUA human blood protein has been found to be associated with the H7N9 death rate, according to a study by Chinese medical scientists.The study,published in Nature Communications on May 13,showed that blood plasma levels of angiotensin are h
5、igher in H7N9 patients and could be used to predict their physical worsening.Angiotensin is a human protein contained in plasma,the vascular (血管的) wall,heart and kidney to regulate blood pressure.It is closely linked to serious lung injury. H7N9 patients with higher levels of angiotensin carry more
6、viral load (病毒载量),said Li Lanjuan,researcher at the Chinese Academy of Engineering and a specialist in H7N9 prevention.“It is particularly obvious in the second week of human infection. The angiotensin level of patients in critical condition keeps going up, while that of mild cases tends to drop,”Li
7、 said.Li added the new finding could help in clinical practice.Medical personnel could adopt more effective and reliable treatment measures for patients suffering different conditions.“This study will provide a new perspective to H7N9 pathology (病理) and potential treatment for future cases,”said Ed
8、Gerstner,executive editor of Nature Communications.The study was led by researchers of the First Affiliated Hospital of Zhejiang University, Chinese Academy of Medical Sciences and Chinese Center for Disease Control and Prevention.They collected plasma from 47 H7N9 patients in cities of Hangzhou,Sha
9、nghai and Nanjing and analyzed the connection between angiotensin and viral load.H7N9 was first reported in China in March 2013.The virus causes severe disease in humans,including acute and often fatal breathing failure.The country has reported more than 200 human H7N9 cases.【语篇解读】本文讲的是中国科学家发现了一种人体血
10、浆蛋白与H7N9病死亡率有关。1What does the passage mainly talk about?AChinese scientists found a human blood protein associated with the H7N9 death rate.BChinese scientists have made a new medical discovery.CA new perspective to H7N9 pathology provided by a medical study.DA report of H7N9 death rate.A主旨大意题。纵观全文可
11、知本文讲的是中国科学家发现了一种人体血浆蛋白与H7N9病死亡率有关,故选A。2The underlined word “critical” in the third paragraph most likely means AunimportantBmistakenCurgentDsuccessfulC词义猜测题。根据第三段最后一句话中的“in critical condition keeps going up,while that of mild cases tends to drop”可知critical condition与mild cases进行对比,故critical与mild意思应该
12、相反,表示“危急的”,故选C。3According to the passage, which of the following statements is NOT true?AH7N9 patients with higher levels of angiotensin carry more viral load.BAngiotensin is a human protein to regulate blood pressure.CH7N9 virus may cause human breathing failure.DThe researchers collected plasma fr
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