中小学教育资源及组卷应用平台
Unit 4 Breaking boundaries
单元要点盘查
Ⅰ.核心单词
1.Scientists continue to push back the boundaries(边界) of human knowledge.2.(江苏卷)Statistics(数据) show that the average number of births per woman has fallen from 4.9 in the early 1960s to 2.5 nowadays.3.A nap can leave you feeling refreshed and more ready to tackle(处理) the task at hand.4.(2020·全国卷Ⅰ)Since our twins(双胞胎) began learning to walk, my wife and I have kept telling them that our sliding glass door is just a window.5.We are a minority(少数) and must convince people of the justice of our cause. 6.He predicted that in the future it might even be possible to stage joint(联合的) military exercises.7.He mounted(登上) the platform and addressed the crowd.8.We were not altogether(完全地) sure that the comet would miss the Earth.9.(江西卷)It was with sincerity and faithfulness that we created a harmonious(和谐的) atmosphere.10.He had to endure six months' loss of liberty(自由).11.Our income has got smaller, so we must be realistic(实际的) and sell our car.
Ⅱ.拓展词汇
会书写 会应用
1.assist v.协助,帮助→assistance n.帮助→assistant n.助手adj.助理的2.specialist n.专家→specialize v.专攻;专注于→special adj. 特别的;专门的3.infectious adj.传染性的→infect v.传染→infection n.传染4.devotion n.奉献→devote v.奉献;致力于→devoted adj.挚爱的;忠诚的5.civil adj.公民的,国民的→civilian adj.平民的,百姓的 n.平民,老百姓6.union n.联邦→unite v.联合;团结→united adj.联合的;统一的7.division n.分歧,分裂→divide v.分开→divided adj.分裂的,有分歧的8.liberty n.自由→liberate v.解放→liberation n.解放9.nobly adv.高尚地,崇高地→noble adj.崇高的,高尚的10.influential adj.有影响力的→influence n.& v.影响11.communist adj. 共产主义的 n.共产主义者→communism n.共产主义 1.①You will be required to assist Mrs. Smith in promoting product sales.②First we'll put you as an assistant(assist) to an experienced moderator.2.①He is respected by his students for his devotion(devote) to the cause of education.②Much attention has been devoted to the medical and health care of women and children.3.①She was supposed to be the most influential(influence) member in the organization.②My father is gifted in playing the piano, which has a great influence on us.4.①The divisions(divide) between the various classes of society are not so sharply marked as they used to be.②In our school, all required courses in the first year are divided into two units.5.Infectious(infect) diseases are spreading among many of the flood victims.6.The point is, not how long you live, but how nobly(noble) you live.
Ⅲ.重点短语
会书写 会应用
1.put...at_risk 让……处于危险中2.against_all_odds 尽管困难重重3.in_memory_of 为纪念……4.at_a_great_cost 以巨大的代价5.look_to 指望6.be_engaged_in 忙于;从事于7.in_vain 白白地8.be_devoted_to 专心于;致力于9.assist_sb._to_do/in_doing/with 帮助某人做……10.be_vital_to/for 对……极其重要 1.He was a good worker who was_devoted_to his family and work.2.The man tried to hold back his anger when he knew he met unfair treatment, but in_vain.3.Skillful employees are_vital_to the success of any company.4.On the square, some people lit candles in_memory_of those who died in the earthquake.5.Most people interviewed said, “We have been warned all about the effects of sunbathing, yet we keep putting_ourselves at_risk.
Ⅳ.重点句型
会记忆 会仿写
1.介词后的宾语从句It assists people based on need,regardless of which country they are from. 生命的价值在于奉献,而不在于我们得到了什么。The value of life lies in the dedication but not in_what_we_get.
2.“It is/was...since...”意为“自从……已有……时间了”It's exactly one month since the last reported case. 我从这所学校毕业已经十年了。It_is_ten_years_since I graduated from this school.
3.do强调谓语动词But, although the death rate is very high,we will never give up on a patient, and our efforts do sometimes end in miracles. 家里的确设法让他上技术学校。The family did_manage_to_send_him_to_a_technical_school.
4.“It is up to sb.to do sth.”意为“该由某人做某事”Now it was up to the living to remove not only the divisions between North and South, but the boundaries between black and white, and work step by step towards the equality of humankind. 我们是否有必要买这本参考书由你决定。It's_up_to_you_to_decide if it is necessary for us to buy this reference book.
Ⅴ.单元语法
完成句子
1.等别人替你做决定是没有用的。
It_is_no_use_waiting_for_other_people_to_make_decisions for you.
2.我突然想到她不知道我搬进了新房子。
It_occurred_to_me_that she didn't know I had moved into the new house.
3.据报道,近日气温将明显上升。
It_is_reported_that_the_temperature_will_go_up in one or two days.
4.事实上,警察在一场重要的足球比赛中维持秩序是一项艰巨的工作。
In fact, it_is_a_hard_job_for_the_police_to_keep_order in an important football match.
5.你能及时帮助我真是太好了。
It_is_very_kind_of_you_to_give_me_a_hand in time.
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