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1、Unit 20New Frontiers一、单元跟踪过关.单句语法填空1A few days ago, I was moving forward over a slope that seemed safe when suddenly without warning my world dropped out from under my skis.2There is no doubt that spending too much time surfing the Internet or watching TV contributes to nearsightedness, a serious pr
2、oblem of young people in many countries.3The role change from husband to father, although difficult, doesnt seem so great as that from wife to mother.4Oh, Mum, just a few minutes.Hurry up, Harry. Or by the time you pack your belongings, the flight will_have_left (leave)!5The young man, who by then h
3、ad_gained (gain) admission to Peking University, determined to do some parttime jobs to gain more practical skills.6If every one of us donates a days pay to the Hope Project, then it will be hopeful.7He held on to a branch until we came to his rescue.8I was afraid the kids would give the whole thing
4、 away.9Of the two possibilities, the former seems more likely than the latter.10The manager doesnt permit smoking (smoke) in his office.单句改错1Never put off until tomorrow that can be done today.thatwhat2The experiment turned out great success, which we hadnt expected at all.great前加上a3Something has go
5、ne wrong with my car and it is repaired at the garage right now.is_repaired中间加上being4Having run fast all the way, Bill was quite out breath when he turned up at the meeting.out后加上of5He is a teacher of rich experience, from him we have learned a lot over the year.himwhom6A new piece of software has r
6、ecently been developed, making the Internet accessible the blind.accessible后加上to7I dont think the garment is worth mending it.去掉mending后的it8The WHO report shows that there are still large numbers of people died of starvation each year.dieddying9She said she has got through 80% of the task and that t
7、he rest would be completed in a few days.hashad10The new President said she would be dedicated to protect the rights of the old, the sick and the homeless.protectprotecting.完成句子1他告诉我，他这次考得一团糟。He told me that he had made_a_mess_of the test.2我希望这次成功将激励你更加努力。I hope this success will inspire you_to_grea
8、ter_efforts.3这次演出有众多观众，从孩子到老人。The show had a massive audience, ranging_from_children_to old people.4他说他与这件事没有关系。He said he had nothing_to_do_with the matter.5全世界的电视台由卫星相连。Television stations around the world are_linked_by satellite.二、高考模拟写作(2017河南联考)为了响应都市频道发出的“帮助优秀贫困学子”的号召，校学生会计划组织全体同学进行捐款捐物。请你以校学生
9、会的名义写一则通知，号召大家积极参与。活动具体事宜如下：1捐款金额不限，物资主要是衣服、棉被、学习用品等；2活动时间：4月17日上午8：0010：30；3活动地点：一号教学楼前；4所捐钱款和物资将会上交给河南省红十字会(Red Cross Society of China Henan Branch)。注意：词数100左右。Notice_答案：范文赏读NoticeIn order to help the excellent students who are very poor, the Students Union of our school is to launch a donation pr
10、ogramme in front of No.1 Teaching Building at 8：00 on the morning of April 17th.And it will last two and a half hours.You can make your donations in two ways. First, you can contribute money and any amount is welcome. Second, we will be more than happy to receive materials, such as clothes, quilts a
11、nd school supplies.All the donations will be given to the Red Cross Society of China Henan Branch.It is a virtue and tradition for us Chinese people to help those in need.Whats more, your help will make a great difference to them.So lets take action, please!Students UnionApril 10th大题巧练20Unit 20New F
12、rontiers授课提示：对应学生用书第301页A卷一、阅读理解A(2016浙江卷)A scientist working at her lab bench and a sixmonthold baby playing with his food might seem to have little in common. After all, the scientist is engaged in serious research to uncover the very nature of the physical world, and the baby is, well, just playi
13、ng. right? Perhaps, but some developmental psychologists(心理学家) have argued that this “play” is more like a scientific investigation than one might think.Take a closer look at the baby playing at the table. Each time the bowl of rice is pushed over the table edge, it falls to the groundand, in the pr
14、ocess, it brings out important evidence about how physical objects interact(相互作用): bowls of rice do not float in midair, but require support to remain stable. It is likely that babies are not born knowing this basic fact of the universe; nor are they ever clearly taught it. Instead, babies may form an understanding of object support through repeated experiments and then build on this knowledge to learn even more about how objects interact. Though their ranges and tools differ, the babys investigation and the scientists experiment appear to share the same aim(to learn abou
