Unit 5 Meeting your ancestors 课下作业（一三）课下作业（一） 考点过关针对练.单词拼写1Blood samples were sent to the laboratory for careful analysis (分析)2Assuming (假设) you have a chance to go abroad, what would you do?3You should be aware that what you are doing is of great significance (重要意义)4He has kept on learning English by radio for three years without interruption (中断)5As is known to us all, accuracy (精确) is of great importance in the study of science.6Delete (删除) the things that you dont really need, so you can save a lot of resources.7My grandma still has very acute (敏锐的) hearing, though she is eighty.8If he takes on this work, he will have no alternative (选择) but to meet an even greater challenge.9As we all know, most of us middle school students feel somehow (不知怎么地) nervous whenever were taking an important exam.10Whats worse, they spat/spit (吐痰) and even threw rubbish into the lake, totally ignoring the noticeable sign “No Littering” nearby.语境语法填空1The contest took place in Vancouver.The players displayed their skills (skill) to the fullest.All my attention was_arrested (arrest) by the No.23 player, who took the lead soon after the contest started.Suddenly it seemed that something interrupted (interrupt) him, and he must meet a tough problem.However，he was an acute competitor. After deleting some puzzling instructions, he managed to_accelerate (accelerate) the progress.The audience burst out applauding (applaud) when he was the first to finish the breaking.Assuming (assume) that you are interested in hacking, you might as well try your hand next time after sharpening (sharpen) your skills.2There is a story dating (date) back to the 11th century.A group of poor people got fed up with the cruel government.When they looked ahead,_they couldnt expect a promising future.They had no alternative but to_fight (fight) against the government.They killed cruel officials and heartless rich men, took away their properties and gathered in mountains.They also attacked the prisons and rescued the fellows under arrest.Their heroic deeds were of great significance (significant) in history.根据提示补全句子1你如果想脱颖而出，除了努力工作别无选择。(alternative)If you want to stand out, there_is_no_alternative_but_to_work_hard.2人们普遍认为压力是由工作太多导致的。(assume)It_is_generally_assumed_that stress is caused by too much work.3不管我怎样经常纠正他，他总是犯同样的错误。(regardless)Regardless_of_how_often_I_correct_him,_he always makes the same mistake.4要是我没有放弃那次进一步学习的机会就好了！(if only)If_only_I_hadnt_given_up the chance to study further!5新闻记者终于打通了这位著名的电影明星电话，结果却被告知他不想接受采访。(only to do)The news reporter managed to get through the famous film star, only_to_be_told he didnt want to be interviewed.语境辨义根据语境选出arrest的词性和词义(A)vt.吸引(注意)(B)n.逮捕(C)vt.逮捕 (D)vt.抑制；阻止1The escaped prisoner got arrested immediately he turned up at the railway station and was sent to prison again._C_2Her laughter arrested our attention and we all stared at her._A_3A man is under arrest following the suspicious death of his wife._B_4The treatment arrested the growth of the disease._D_课下作业（二） 话题阅读培优练.根据提示填空Different cultures emphasize_the_importance_of (强调重要性) relationship building to a greater (great) or lesser degree.For example, business in some countries is not possible until there is a relationship of trust.Talk and silence may also be different in some cultures.I once made a speech in Thailand.I had expected my speech to be a success (succeed) and start a lively discussion; instead there was an uncomfortable silence.The people present just stared at me and smiled.After getting to know their ways better, I realized that they thought I was talking too much.In our own culture, we express meaning mainly (main)through words, but people there sometimes feel too many words are unnecessary (necessary)Even within Northern Europe, cultural_differences (文化差异) can cause serious problems.Certainly (certain), English and German cultures share similar values; however，Germans prefer to get down to business more quickly.We think that they are rude.In fact, this is just because one culture starts discussions and makes decisions (decide) more quickly.片段选词填空historical， cultural heritage， locate， damage， colorful， negative， wisdom， future， forefather， types of As of 2005，China already has 31 natural landscape and historical sites have been declared as a world cultural_heritage,_when we are filled in the world with joy and pride to share these, when almost no one stopped to think about those of us the future of the worlds treasures.As we know, thanks to its vast territory (版图) of China, she has many different types_of climatic conditions, only gave birth to the rich and colorful Chinese culture. However, the benefits will also have a negative role, the Dunhuang Mogao Grottoes is one such example. For thousands of years our forefathers exhausted their life time in this great an