Unit 21 Human Biology Section Warm-up & Lesson 1-Language points .语法填空1Smoking leaves Sam in poor health.His wife has tried_vain to persuade him to quit smoking，though.答案：in2. After the professor，_(oppose) to_(carry) out the project，made a comment on the report，the media focused on it.答案：opposed；carrying3Did you attend the meeting?I_(know) the news now if I_(attend) it.答案：would know；had attended4The lucky fans will be picked out_ random rather than chosen beforehand to perform with the singer during the party.答案：at5How I wish I had studied harder when I was in senior school!If you had，you _(be) a university student now.答案：would be6He wondered whether he chose to make further study abroad or found a stable job，so he _ (seek) advice from his parents.答案：sought7He is a worthy leader，who never_(abuse) his power which is given by the people.答案：abuses8Cloning is especially_(controversy) because it raises many problems.答案：controversial9.Jenny hopes that Mr Smith will suggest a good way to have her written English _ (improve) in a short period.答案：improved10Chinese government prevented the disease from spreading at all_(cost)答案：costs.选词填空come across，be opposed to，at random，seek for，make it，tolerate，in vain，due t 1You should not put your rings_.You should put them away.答案： at random2He has never _a person like him before.答案：come across3Li Huas parents _her marriage.答案：were opposed to4Li Hua _a way to make her parents approve of her marriage，and she _in the end.答案：sought for；made it5They couldnt _her marrying a foreigner_racial.答案：tolerate；due to 6They tried to persuade her to give up but_.答案：in vain.根据汉语提示，选用练习中的句子完成语段训练起初，李华的父母反对她的婚姻，因为他们不能容忍她嫁给一个外国人。因此，他们试图说服她放弃，但是却徒劳一场。李华寻找到了一个办法，让她的父母同意她的婚姻，最后她成功了。现在他们都生活地很幸福。答案：At first Li Huas parents were opposed to her marriage，because they couldnt tolerate her marrying a foreigner.Therefore，they tried to persuade her to give up but in vain.Li Hua sought for a way to make her parents approve of her marriage，and she made it in the end.Now they all lead a happy life.阅读理解I have been playing basketball since Ive been in 6th grade.I first started out in the summer before 6th grade when I played for the Park District Traveling Basketball Team.This is where I first learned how to play basketball and found out I wasnt very good at it.This is the main reason why I liked football more than basketball，because I was naturally good at football and didnt have to work as hard.But because of the way I was brought upalways being encouraged to never give up，I kept at it and kept working on my basketball skills so I could be good enough to play for my high school basketball team.I played for my high school basketball team during my junior and senior years of high school.During those years in high school I really began to practice hard on improving my basketball skills.My main goal was to get an athletics scholarship to college and get a free education.I indeed achieved this goal and was awarded a twoyear basketball scholarship at Parkland Junior College.There in my two years I was truly better than I was when I first started out playing basketball，which I know was because of the hard work I put into improving my skills all throughout my life.After having two good seasons at Parkland on and off the court (球场) I graduated.The final step I had in mind was to come to Northern Illinois University and make the basketball team.Many doubted me and said I wasnt good enough to make the team，but instead of listening to them,_giving up or stopping working hard like Ive been doing all my life，I worked the hardest I ve worked over the summer.And all the hard work paid off，and I am now a member of the Northern Illinois University Basketball Team.语篇解读本文是记叙文。作者介绍了自己在中学阶段通过打篮球一步步实现个人梦想的故事。1What do we know about the author?AHe became what many people had expected him to be.BHe got a free education in Northern Illinois University.CHe left Parkland Junior College because of his poor performance.DHe played for Parkland Junior College Basketball Team for two years.解析：细节理解题。根据第二段的awarded a twoyear basketball scholarship at Parkland Junior College和第三段的After having two good seasons at Parkland on and off the court I graduated可知，作者在Parkland Junior College打了两年篮球后，毕业了。答案：D2The underlined word “them” in Para.3 refers to_.Athose who doubted the authorBthose who loved the authorCthe authors former teamDthe authors family解析：指代题。根据them所在句子的前一句“很多人怀疑我的能力，并且说我还不够资格加入这个篮球队”，可推知这里的them指的是“怀疑作者能力的人”，故A项正确。答案：A3How did the author develop the passage?ABy making comparisons.BBy giving examples.CBy following the order of time.D