2019八年级英语上册Unit7Willpeoplehaverobots（第4课时）同步练习（新版）人教新目标版.doc

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1、1UnitUnit 7 7 WillWill peoplepeople havehave robotsrobots第四课时 SectionSection B B(2a2a2e2e) 1dangerous 的用法 dangerous 是形容词，意为“有危险的；不安全的” ，其反义词为 safe，意为 “安全的” ；名词形式为 danger “危险” ，其反义词为 safety “安全” 。 2hundreds of 的用法 hundreds of 意为“许多；大量” 。当 hundred，thousand，million 等词前面有数词修饰，表示具体的数字时 用单数；表示非具体的数字时常用复数，

2、且常和 of 一起连用。 hundred，thousand，million 用法巧记： 模糊数字两有(有 s，有 of)；具体数字两无(无 s，无 of)。 如：There are eight hundred students in our school. 我们学校有八百个学生。 Thousands of visitors come to my hometown every year. 每年成千上万的游客来我的家乡游玩。 3辨析 probably，maybe 与 may be (1)probably 意为“大概；很可能” ，表示可能性很大的事情。 (2)maybe 意为“或许；大概” ，为副词

3、，可能性比 probably 小，常位于句首。 (3)may be 意为“可能是” ，由情态动词 maybe 动词构成，常用作谓语。 4辨析 find，find out 与 look for (1)find 意为“找到” ，一般来说，强调“找”的结果，其宾语往往是丢失的东西或人。 (2)find out 多侧重表示通过分析、调查、询问等“弄清楚；查明”一件事情。 (3)look for 意为“寻找” ，强调“找”的动作。 如：Lily is looking for her schoolbag，but she cant find it.莉莉正在找她的书包，但是没能找到。 Mr.Li found

4、out one of his students cheated and he was very angry.李老师发现他有一个学生作弊了， 他很生气。 , 01 基础过关.根据句意及汉语提示填写单词。 1Write down the two English words(单词) and remember them. 2The two sides(一方) had different ideas about the future prediction. 3Students have a twomonth holiday(假期) every summer. 4He got to the park ea

5、rlier than us.When we arrived at the park，he was already(已经) there. .用方框中所给单词的适当形式填空。 agree，impossible，danger，factory 5Everything is possible if you try your best to do it. 6There are more than three hundred workers in the two factories 7Dont play soccer in the street.Its very dangerous 8Your plan i

6、s not good.Thats why I disagree with you. .英汉互译。 9几个孩子正在河里游泳。_There_are_several_children_swimming_in_the_river. 10婴儿学走路的时候经常会摔倒。Babies_often_fall_down_when_they_learn_to_walk. 11Robots will not be able to do the things that we can do. 机器人无法做到我们能做的事情。 12The teacher asked us to read the article over a

7、nd over again. 老师叫我们反复读这篇文章。, 02 能力提升2.任务型阅读。 阅读短文，回答问题及翻译划线部分的句子。Scientists will put some robot fish into the sea near Spain this year.These robot fish will help people find out the pollution in the water.If the robot fish can manage to finish their work，scientists hope the fish will be used in riv

8、ers，lakes and seas around the world. 机器鱼大约有 1.5 米长。There will be a detector(探测器) in their bodies.They can find the pollution in the water，and then the robot fish will eat part of it. Unlike other robots，they dont need to be operated(操作) by people far away.The robots all have an eighthour battery(电池)

9、They can “swim” in the sea freely and send back information to people on the bank.When their batteries run down，theyll go back to the bank themselves. There are five robot fish.Each_costs_about_29，000_dollars.Theyre part of a threeyear plan of the engineering company BMT Group and Essex University i

10、n southeastern England. “We hope the robot fish can find the changes that have taken place in the sea water and send back the information to people， ”said Professor Hu of Essex University.His team is developing(研发) the robot fish. What do you think of the robot fish? 13What will the robot fish do to

11、 help people?They_will_help_people_find_out_the_pollution_in_the_water. 14How will the robot fish do if their batteries run down?Theyll_go_back_to_the_bank_themselves. 15Who will pay for the five robot fish?An_engineering_company_BMT_Group_and_Essex_University_in_southeastern_England. 16将划线译成英语。The_robot_fish_are_about_1.5_meters_long. 17将划线译成汉语。 每个机器鱼需花费大约 29_000 美元。