1、高考资源网（） 您身边的高考专家课时作业(四十)选修8Unit 5 Meeting your ancestors限时：40分钟.单项填空1Those scientists invented a robot to care for kids!Its not surprising. They _ wonders all the time.Aworked Bwere workingCwork Dhave been working2It is nice to see millions who had nothing but a record of misery and hungry _ to impr
2、ove their life and living conditions.Ahaving the chancesBhave the chanceCto have the chanceDhad the chance3Ill have to go to the classroom. I left my MP5 player there just now.You dont have to. I _ it for you. Here you are.Awill bring BbringCbrought Dhave brought4Miss Li _ as a secretary for five ye
3、ars in the company, and now she is general manager of it.Aserved Bhas servedChad served Dserves5Will you please repeat your idea?Certainly. But Im sure that you _ your attention.Adont pay Bdidnt payCarent paying Dwerent paying6_ both sides accept the agreement will a lasting peace be established in
4、this region.AIf only BOnly ifCUnless DAs long as7Any information about your son?No. If only I _ those tough words to him.Adidnt say Bhadnt saidCshouldnt have said Dcouldnt have said8Do you know where David is? I couldnt find him anywhere.Well. He _ have gone farhis coats still here.Ashouldnt Bmustnt
5、Ccant Dwouldnt9Measures have been taken _ the spread of the HIV.Aarresting BarrestedCto arrest Dfor arresting10To our _， Geoffreys illness proved not to be as serious as we had feared.Aanxiety BreliefCview Djudgment11Thanks so much for everything. You have certainly made my stay very pleasant._.AIts
6、 my duty BIm with you on thatCIts my pleasure DIts nice to say so12In _ preparation for Shenzhou ， scientists need _ knowledge of weather changes.Athe; the Ba; /C/; a Dthe; a13The National Education Department says that school safety has set off alarm bells with frequent reports of serious accidents
7、 _ students got injured or killed.Athat Bin whichCby which Dfor which14_ your calculations are correct, we should travel northeast.ATo be assumed BTo assumeCAssuming DAssumed15The next bus will come 20 minutes later. _， lets go there for a coffee.ASomehow BAnywayCMeanwhile DTherefore.阅读理解The two thi
8、ngssnow and mountainswhich are needed for a ski area are the two things that cause avalanches(雪崩), large mass of snow and ice crushing down the side of a mountainoften called “White Death.”It was the threat of the avalanche and its record as a killer of man in the western mountains that created the
9、snow ranger. He first started on avalanche control work in the winter of 193738 at Alta, Utah, in Wasatch National Forest.This mountain valley was becoming well known to skiers. It was dangerous. In fact, more than 120 persons had lost their lives in 1936 and another 200 died in 1937 as a result of
10、avalanches before it became a major ski area. Thus, development of Alta and other major ski resorts in the west was dependent upon controlling the avalanche. The Forest Service set out to do it, and did, with its corps(团队)of snow rangers.It takes many things to make a snow ranger. The snow ranger mu
11、st be in excellent physical condition. He must be a good skier and a skilled mountain climber. He should have at least a high school education, and the more college courses in geology, physics, and related fields he has, the better.He studies snow, terrain, wind, and weather. He learns the condition
12、s that produce avalanches. He learns to forecast avalanches and to bring them roaring on down the mountainsides to reduce their killing strength. The snow ranger learns to do this by using artillery(炮), by blasting with TNT, and by the difficult and skillful art of skiing avalanches down.The snow ra
13、nger, dressed in a green parka which has a bright yellow shoulder patch, means safety for people on ski slopes. He pulls the trigger(扳机) on a 75 mm. Recoilless rifle(无后坐力步枪), skis waist deep in powder testing snow stability, or talks with the ski areas operator as he goes about his work to protect t
14、he public from the hazards(危险)of deep snow on steep mountain slopes.16A snow ranger himself must be _.Aa college graduate Ba physicistCa geologist Da mountaineer17A snow ranger uses very powerful guns_.Ato warn skiers of an approaching avalancheBto signal for help in an emergencyCto create an avalan
15、cheDto communicate with the ski areas operator18The primary duty of the snow ranger is _.Ato make sure ski areas operators are following safety rulesBto predict and control avalanches in mountainous areasCto check skis and repair themDto forecast the weather19The passage implies that a snow ranger _
16、.Aknows how to use a pistolBmust write lengthy reports on his workCmay travel many miles when he is on dutyDhas a long working day.书面表达教育部要把生命教育和安全教育作为中小学生的必修课程。而感恩教育是生命教育和安全教育的第一课。请根据以下内容写一篇演讲稿。1感恩理由：构建和谐社会、和谐世界。2感恩对象：父母、老师、朋友和竞争对手等。3如何感恩注意：1词数：100左右； 开头和结尾已给出，不计入总词数；2不要逐一翻译，可适当发挥。参考词汇：感恩教育 gratitude educationGood morning, everyone!Gratitude education is the first lesson of the life education and safety education launched by the Ministry of Education. We receive it because_Thank you for listening!3 版权所有高考资源网