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1、必修7 20 New Frontiers 课下作业（一三）.单词拼写1By then, there will be no global war, no mass starvation (饥饿). 2Both sides are at a heavy cost in the border armed conflict (冲突)3He dived from the bridge to rescue (救援) the drowning child.4Id like to invite you to join us in assisting (帮助) the elderly people there.
2、5She stopped corresponding (与通信) with him after the death of her mother.6All of us have feelings and emotional (情感的) reactions to certain things in life. 7The key part of using a radioactive (放射性的) battery is that when you harvest the energy.8Exploration (探险) can be an end in itself but it also offe
3、rs the land for other developments. 9The proposal attempts to deal with what some call the “death valley” of autonomous (自主的) vehicles.10They compared how accurately participants (参加者) read those facial expressions using their particular eye movement strategies.单句语法填空1His statement conflicted with w
4、hat his friend said. 2Women must battle on until they have gained equality (equal)3He promises me that he can cure me of my illness but I still doubt him.4They have figured out how much will be needed to build such a big house.5You may as well confirm your flight reservation at latest 3 days in adva
5、nce.6To get the exact value of the ancient vase, he had it assessed (assess) by experts.7I have corresponded with a foreign friend and we write to each other once a month.8He sometimes has trouble getting his ideas across to his students due to his nervousness.9Poor as they are, the women still dona
6、te a lot of money to the Red Cross every year.10She had asked the school for permission (permit) to allow students to study in the library at night, but she was refused.单句改错1Weather permits, we will have a picnic in the woods.permitspermitting2Ive corresponded to him for years but Ive never actually
7、 met him.towith3They found the farmers house under the assistance of a boy.underwith4She found herself in conflict to her parents over her future career.towith5It is no doubt that you are supposed to know about the history of the Chinese culture.ItThere6In 1938, Hitler declared war against Poland, w
8、hich started the Second World War.againston7By the time we arrived at the station, the train has left._hashad 8On a rainy day I was riding my bike to pick up my son then a terrible accident happened ahead._thenwhen9With conclusion, we would like to thank all those who have worked so hard to bring ab
9、out this result.WithIn10Its reported that he will take in the company.inover.完成句子1If_time_permitted,_she wanted to attend a Chinese course. 如果时间允许，她想去参加中文学习班。2Can you give me some advice on how_to_make_up_for_the_time I have lost?你能给我一些建议来弥补我失去的时间吗？3How did you complete the hard task_in_advance?你是怎样
10、提前完成这项艰巨的任务的？4The train wont leave in an hour; in_the_meanwhile/meantime,_we can have lunch.火车在一个小时内不会开走，在这期间我们可以吃午饭。5There_is_no_doubt_that Mary performed well in the speaking competition.毫无疑问，玛丽在演讲比赛中表现出色。.根据提示填空Owning a smart phone may not be as smart as you think.They may let you surf the Intern
11、et, listen to music and snap_photos (抓拍) wherever you are, but they also turn you into a workaholic, it seems.A study suggests that, by giving you access to emails at all times, the smart_phone (智能手机) adds as much as two hours to your working day.Researchers found that Britons work an additional (ad
12、dition) 460 hours a year on average as they are able to respond to _emails (email) on their mobiles.The study shows the average UK working day is between 9 and 10 hours, but a further 2 hours is spent responding to or sending (send) work emails, or making work calls.Almost one in ten admits spending
13、 up to three hours outside their normal working day checking (check) work emails.Some workers confess they are on call almost 24 hours a day.Nearly twothirds say they often check work emails just before they go to bed and as soon as they wake up, while over a third have replied to one in the middle
14、of the night.The average time for first checking emails is between 6 am. and 7 am., with more than a third checking their first email in the period, and a quarter checking them between 11 pm.and midnight.Ghadi Hobeika，marketing director of Pixmania，said：“The ability to access_millions of_apps (访问数以百
15、万计的应用程序) has made smart phone invaluable (valuable) for many people. However, there are disadvantages.Many companies expect their employees to be on call 24 hours a day, seven days a week, and smart phones mean that people cannot get_away_from (摆脱) work.The more constantly in contact we become, the
16、more is expected of us in a work_capacity (工作能力)”.片段选词填空technology， adventure， safety， be cautious about， pick up， come up with， pass through， a hitchhiking robot， GPS tracker， small talkAlthough most hitchhikers (搭便车的人) are people, passersby tend to ignore them because they are_cautious_about giving rides
