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Unit 6 When was it invented?
第四课时(分层作业)
基础达标
一． 单词默写汉译英
1,咸的_______________ 2,脆的_______________
3,酸的_______________4,辣的_______________
5,苦的_______________ 6,甜的_______________
二. 运用单词的正确形式填空
1．The restaurant offers good service to all its (顾客)．
2．The soup tastes a little (咸的),
3．My father was employed as a(n) (厨师)in a hotel,
4．The green apple was (酸的)even with honey,
5．Someone took my umbrella by (错误)．
6．It's not very good for the kids to eat too much (甜的) food,
7．The main purpose of the advertisement is making c spend money．
8．The potato chips were invented by a cook (call)George Crum,
9．Laura added too much salt to the soup．Now it tastes too s ．
10, The potato chips are thin and c ．Please have a try．
能力提升
三. 单项选择
1．The potato chips have been in the paper bag for half an hour．They are
not ______ any more．( )
A．crispy B．sweet
C．salty D．sour
【分析】土豆条在纸袋里半个小时了．它们不不再脆了．
【解答】由语境"土豆条在纸袋里半个小时了．"可知"它们不脆了．"A．crisp
脆的；B．sweet甜的；C．salty咸的；D．sour酸的．故选A．
2．-The soup tastes______,
-Maybe I added too much______just now,( )
A．salt；salt B．salty；salty
C．salty；salt D．salt；salty
【分析】——这汤的味道很咸。
学科网（北京）股份有限公司 1——可能我刚才加了太多盐。
【解答】salt盐，名词；salty咸的，形容词；根据句意，"这汤味道很咸"，
用形容词作表语；"可能是我加了太多盐"，应用名词。
故选：C。
3．You should cut them thinner﹣ they are too______,( )
A．thin B．thick
C．small D,big
【分析】你应该把他们切得更薄，他们太厚了。
【解答】thin薄的，细的；thick厚的，粗的；small小的；根据句意，你应该
把他们切得更薄，可知他们太厚了。
故选：B。
4．We waited hours for a taxi,We gave up_____and walked home,( )
A．at the end B．in the end
C．by the end D．to the end
【分析】我们等出租车等了很久。我们最终放弃了并且走回了家。
【解答】at the end在……结束的时候，与of构成短语，in the end最终，by
the end到……为止，结合句意，判断最终放弃了。
故选：B。
5．﹣Sorry,Jane, I took your school bag by_____,
﹣It doesn't matter,( )
A．hand B．bike
C．mistake D．heart
【分析】﹣﹣对不起，Jane.我错拿了你的书包。﹣﹣﹣没关系。
【解答】根据答案，hand， 手； bike，自行车； mistake，错误；
heart，心脏； 根据题干，错拿，错误的做…by mistake。
故选：C。
四．选词填空
crispy sweet salty sour
1, I don’t like eating chocolate, It tastes is too ,
2, Mom added salt but it still wasn’t enough,
3, I prefer lemons to oranges, I like the taste,
4, She likes cookies, They are hard, dry and easily broken
学科网（北京）股份有限公司 21.sweet 2.salty 3.sour 4.crispy
拓展训练
五．完形填空
The bicycle is one of the simplest but most useful inventions in the
world, The most surprising thing is that it was not 1 earlier,although
the great inventor Leonardo da Vinci had drawn pictures for bicycles and
also for flying machines and some other things, Those things were not
produced 2 long after his death,
A person riding a bicycle uses 3 energy to make the bicycle
move,and there is no pollution at all when someone is riding, Even so,in
developed 4 ,most people don't go to work by bicycle, It is not
because the bicycles are expensive or people feel 5 if they ride to
work, It's because the 6 of cars on the roads becomes larger, It
certainly becomes more 7 to ride a bicycle, As a result,more people
put their bicycles away and go to work 8 their cars and,in this
way,the situation(情形)is more serious, 9 the best way to make riding
safer and more popular is to create paths(开设通道)only for bicycles,and to
make 10 so difficult and expensive for drivers to take their cars into
the city that they will go back to use their bicycles,
1, A,found B,discovered C,invented D,made
2, A,before B,when C,since D,until
3, A,much B,few C,little D,many
4, A,sea B,countries C,land D,houses
5, A,lucky B,glad C,sorry D,tired
6, A,number B,importance C,problem D,price
7, A,popular B,dangerous C,expensive D,convenient
8, A,by B,in C,with D,on
9, A,Hardly B,Even C,Perhaps D,Nearly
10.A.it B.them C.us D.that
【分析】文章主要讲了自行车的发明，骑自行车的好处以及目前骑自行车不
是很受欢迎的现状和原因．
【解答】（1）C．动词辨析．A发现，B发现，C发明，D做，使，根据语
境，应该是它没有早些时候被发明，这里表示被动，故答案是C．
学科网（北京）股份有限公司 3（2）D．连词辨析．A在…之前，B当…时，C自从，D直到，根据题干，
not…until…"直到…才"，句意是：直到他死后这些东西才制造出来，故答案
是D．
（3）C．形容词辨析．A很多，修饰不可数名词，B几乎没有，修饰可数名
词，C几乎没有，修饰不可数，D很多，修饰可数名词，根据句意是骑车的
人花费的精力很少，little修饰不可数名词，表示很少，其它选项意思都不对，
故答案是C．
（4）B．名词辨析．A 海洋，B 国家，C 陆地，D 房子，根据 developed
countries"发达国家，故答案是B．
（5）D．形容词辨析．A幸运的，B高兴的，C抱歉的，D累的，根据语境，
许多发达国家中的人不骑自行车去上班。它不是因为自行车是昂贵的或者如
果他们骑去工作，人们感到疲倦，故答案是D．
（6）A．名词辨析．A数字，B重要性，C问题，D价钱，根据The number
of "…的数量"，因为谓语动词用的是becomes，故答案是A．
（7）B．形容词辨析．A流行的，B危险的，C贵的，D方便的，根据上句
它是因为道路上的汽车的数量很大。骑自行车肯定变成更危险的，故答案是
B．
（8）B．介词辨析．A由，B在…里，C具有，D在…上，根据乘车"可以用
by car或in one's car，故答案是B．
（9）C．副词辨析．A几乎不，B甚至，C可能，D几乎，根据语境，或许，
使骑车更安全和更受欢迎的最好的方式仅仅为自行车创造一条道路，故答案
是C．
（10）A．代词辨析．A它，B他们，C我们，D那个，根据这里填it是形式
宾语，代指不定式to take their cars into the city ，故答案是A．
六．阅读理解
Bi Sheng was born in Song Dynasty, He lived in a small village which
lies in Huanggang today, He invented he printing around 600 AD(公元),He
was the world's first inventor of the printing, It is about 400 years earlier
than the printing in Germany,
The printing is also called the movable type printing (活字印刷),But
how did it work in the past？
学科网（北京）股份有限公司 4First of all, the clay was made into movable types. Then words were
engraved carefully onto the types. After that the words were chosen and put
in right order in a box according to the text, Next, the workers brushed ink
onto the movable types, Finally the types could be used for printing. They
could be used again and again for different books,
The movable type printing plays an important role in Chinese culture,
With the help of it, Chinese culture spread around the world more quickly,
At the same time, the movable type printing was widely used in the world
at that time. As a result, more and more culture communication among
countries took place,
The movable type printing, the compass(指南针),gun powder(火药) and
the paper ﹣making are called four great inventions of China, They make
China own an important and even top position in the history of human
civilization (文明),
1.When was the movable type printing invented？
A,About 600 years ago,
B,Around 600 AD,
C,Before Song Dynasty,
D,About 400 years ago,
2.What should the workers do after the words were chosen and put in right
order？
A,Brush ink onto the types,
B,Make the clay into movable types,
C,Print by using the types,
D,Engrave words onto the types,
3.How many steps were there in the movable type printing？
A,Three,
B,Four,
C,Five,
D,Six,
4.What does the underlined word "engraved" mean in Chinese？
A,复制
B,雕刻
学科网（北京）股份有限公司 5C,记载
D,排列
5.What's the passage mainly about？
A,Four great inventions and their position in the history of human
civilization,
B,Bi Sheng invented the movable type printing after trying many times,
C,The movable type printing and its importance for the culture
communication,
D,How Bi Sheng invented the movable type printing in Song Dynasty,
【分析】本文主要介绍了中国四大发明之一活字的印刷术。
【解答】（1）细节理解题。根据He invented the printing around 600 AD （公
元）.（他在公元600年左右发明了印刷术。）可知，在公元600年左右发明了
印刷术。故选B。
（2）细节理解题。根据 After that the words were chosen and put in right
order in a box according to the text.Next ， the workers brushed ink onto the
movable types.（在那之后，把所选择的字按正确的顺序放在一个盒子里。接下
来，工人们把墨水刷到活字上。）可知，把字按顺序放好后，工人们应该在字
体上刷墨水。故选A。
（3）推理判断题。根据 First of all，the clay （黏土） was made into
movable types.Then words were engraved carefully onto the types.After that
the words were chosen and put in right order in a box according to the
text.Next，the workers brushed ink onto the movable types.Finally the types
could be used for printing.They could be used again and again for different
books.（首先，粘土被制成可移动的字体。然后，字被小心地刻在字体上。之
后，根据文本选择单词并按正确的顺序放入方框中。接下来，工人们在活字上
刷墨水。最后，这些类型可以用于打印。它们可以反复用于不同的书籍。）可
推理出，活字印刷需要五个步骤。故选C。
（4）词义猜测题。根据 First of all，the clay （黏土） was made into
movable types.Then words were engraved carefully onto the types.（首先，粘土
被制成可移动的字体。然后，字被小心地……字体上。）可猜测出，下划线单
词的意思应是"雕刻"。故选B。
（5）主旨大意题。通读全文，根据 The printing is also called the movable
type printing.The movable type printing plays an important role in Chinese
学科网（北京）股份有限公司 6culture.（这种印刷被称为活字印刷术。活字印刷术在中国文化中起着重要的作
用。）因此判断本文主要讲了活字印刷术和在文化交流中的重要性。故选C。
【点评】做题时首先对原文材料迅速浏览，掌握全文的主旨大意。其次，细读
题材，各个击破。掌握全文的大意之后，细细阅读材料后的问题，弄清每题要
求后，带着问题，再回到原文中去寻找、捕获有关信息。
学科网（北京）股份有限公司 7
