5.5 s and expressions language points单词词汇语言点专项练习 -高二英语同步+课后习题（人教版选择性必修第一册）.docx

Unit 5 words and expressions 专项练习 一、根据汉语意思填写单词 1．This hybrid enabled farmers to ________(扩大) their output greatly. 2．We are surrounded every day by thousands of ________ (化学品). 3．The government has taken measures to help people get rid of _____(贫穷). 4．Plants in desert usually have long _____（根）． 5．_____ (化学的) factories do great harm to the air. 6．The elderly and children are having a hard time in the _____(最深处) of winter. 7．Valentino is keen to see _____ (名人) parading his clothes on big occasions. 8．His dream finally became a _____（事实） 9．She has to _____ (克服) great difficulties to make a life in a new city. 10．There?was?w__________(广泛的)?criticism?of?the?governments?handling?of?the?disaster.? 二、用单词的适当形式完成句子 11．________is known to all， Shaanxi is famous for its flour-made food. 12．After _________ (graduate) in 1953, he worked as a researcher. 13．Indeed, his slim but strong body is just like that of millions of Chinese farmers, to _________ he has devoted his life. 14．The collection ________(comprise) 327 paintings. 15．Organic farmers also plant diverse crops ________ use different depths of soil to help keep it rich. 16．As ________ alternative, some farmers have switched to organic farming, and many customers have turned to organic food when they shop at the local grocery. 17．It’s more likely__________none of us start a conversation because it’s awkward and challenging, or we think it’s annoying and unnecessary. 18．It_______________ (estimate) that not less than half a million people died in the famine. 19．People used to believe that dirt _______________ (generate) disease. 20．We thought he was serious but in _______________ (real) he was joking. 21．Shanghai food is rather oily, and Beijing food is_______________ (salt) and spicy. 22．Nowadays many students devote too much time to _______________ (play) computer games. 23．That was the extreme southern limit _______________ (attain) by the courageous traveller. 24．This is the most _______________ (c