02　Unit 1 When was it invented 课时分层训练(二) 九年级英语 鲁教版

课时分层训练(二)　
Unit 1　When was it invented Section B
知识点一　divide的用法
1．The traditional Chinese lunar calendar A a year 24 solar terms(节气)．
A．divides; into
B．mixes; with
C．translates; into
D．covers; with
2．To get everybody in the discussion，Miss Su has divided our class into six groups．
知识点二　stop sb from doing sth的用法
1．I will try my best to stop my brother from D the same mistake．
A．make
B．made
C．makes
D．making
2．Remember to use sunglasses to stop the sun from shining (shine) directly in your eyes．
3．汤姆怎么想就会怎么说，谁也阻止不了他。
No one can stop Tom from saying what he thinks．
知识点三　not only ．．．but also ．．．的用法
1．—Could you tell me something about Yuan Longping
—Yes，he's called the “Father of Hybrid Rice”．He helped to save C China the world from hunger．
A．neither; nor B．either; or
C．not only; but also
解析：考查连词辨析。neither．．．nor既不……也不；either．．．or或者……或者；not only．．．but also不但……而且。根据“helped to save．．．China．．．the world from hunger”可知，是帮助中国和世界免于饥饿，用not only．．．but also连接。故选C。
2．Not only Mike's father but also his mother likes (like) comedies．
3．杰克不仅帅气而且聪明。
Jack is not only handsome but also clever．
知识点四　look相关短语的用法
1．We look up C John for his courage．
A．out B．in
C．to D．of
2．她仰起头看了看天空。
She looked up at the sky．
3．我非常钦佩我的朋友，因为他很有才华。
I look up to my friend very much because he is so talented．
知识点五　encourage的用法
1．Schools should B students to form good working habits through labor(劳动) education．
A．force B．encourage
C．warn D．promise
2．More teenagers are encouraged (鼓励) to take part in more volunteer activities．
3．I have made great progress with my teacher's encouragement (encourage)．
完形填空
Lucy Hughes，a 24 year old English inventor，has used skin and scales(鳞) from fish to create a new kind of plastic．It can 1 in about six weeks．Her invention won the James Dyson Award．
James Dyson is an English inventor．He created the James Dyson Award as a way to encourage students to try to use their 2 to solve problems in the real world．
Lucy Hughes has 3 graduated from Sussex University in England．There she studied how to design products．As a designer，Ms．Hughes realized how 4 many products are．Plastic bags，for example，are often used once for a short time，and then thrown away．She decided to 5 herself to make something out of waste instead．
She spent some time studying the fishing business and the things that were thrown away．She was amazed 6 the amount of waste from fish that gets thrown away．
After some tests，Ms．Hughes decided that the fish skin and scales seemed like the most likely parts for her product．But then she needed 7 to hold the material together with．She tried over 100 different experiments before getting things just right．
Ms．Hughes called her finished product “MarinaTex”．It is 8 and feels like plastic，but it's stronger than normal plastic．It is also cheap to make 9 it's made from fish waste．
More importantly，MarinaTex doesn't take hundreds of years to break down．On its own，MarinaTex breaks down in four to six weeks．It's made of 10 materials．
Ms．Hughes is looking forward to moving ahead with her idea．She wants to try to make her product even better．
(　C　)1．A．go away 　　 B．take off
C．break down D．give up
解析：考查动词词组辨析。句意：它可以在大约六周内分解。根据下文的“MarinaTex breaks down in four to six weeks．”可知，这种塑料在4到6周内就会分解。故选C。
(　A　)2．A．heads B．shoulders
C．mouths D．elbows
解析：考查名词辨析。句意：他设立詹姆斯·戴森奖是为了鼓励学生尝试用他们的头脑来解决现实世界中的问题。根据下文“to solve problems in the real world”可推断，解决问题需要“动动脑筋”，故选A。
(　B　)3．A．exactly B．recently
C．usually D．wisely
解析：考查副词辨析。句意：露西·休斯最近从英国苏塞克斯大学毕业。根据第一段的“a 24 year old English inventor”可知，露西·休斯24岁，应该刚刚大学毕业，故选B。
(　D　)4．A．useless B．helpful
C．expensive D．wasteful
解析：考查形容词辨析。句意：作为一名设计师，休斯女士意识到许多产品是多么浪费。根据下文“Plastic bags，for example，are often used once for a short time”可知，例如，塑料袋经常被使用一次很短的时间，然后被扔掉。因此很多产品是多么的浪费。故选D。
(　B　)5．A．change B．challenge
C．improve D．protect
解析：考查动词辨析。句意：她决定挑战自己，用废物做些什么。根据下文“make something out of waste instead”可知，用废物做些东西，难度较大，因此露西·休斯决定挑战自己。故选B。
(　A　)6．A．by B．in
C．on D．to
解析：考查介词辨析。句意：她对被丢弃的鱼类废物的数量感到惊讶。词组be amazed by“对……感到惊讶”，是固定用法，故选A。
(　A　)7．A．something B．anything
C．nothing D．everything
解析：考查不定代词辨析。句意：但是她需要一些东西来把材料粘在一起。本句是肯定句，用something。故选A。
(　B　)8．A．alive B．clear
C．cheap D．heavy
解析：考查形容词辨析。句意：它是透明的，感觉像塑料，但它比通常的塑料更结实。根据下文“feels like plastic”可知，它摸起来像塑料，由此可推断这种新发明是透明的。故选B。
(　D　)9．A．while B．if
C．though D．since
解析：考查连词辨析。句意：因为它是由鱼的废弃物制成的，所以它也很便宜。此处用since表示原因。故选D。
(　C　)10．A．strange B．traditional
C．natural D．careful
解析：考查形容词辨析。句意：它是由天然物质制成的。根据文章开头的“used skin and scales (鳞) from fish to create a new kind of plastic”可知，新型塑料是由鱼皮和鱼鳞来制造的，这些都是天然的物质。故选C。
【创新运用】
书面表达
民以食为天，生活更离不开筷子。请根据以下提示，写一篇介绍“Chinese Chopsticks”的文章，给某中学生英文报投稿。
要点提示：
中国筷子
历史 大约3 000年
材料 过去 　◇木头、竹子、象牙和玉石
现在 　◇塑料、金属以及不锈钢
长度 22至24厘米长
形状 一端是圆形，另一端是方形
评价 筷子在中国饮食文化中扮演着重要角色……
要求：
1．短文须包含要点提示中的所有信息，可适当发挥；
2．词数80左右。
参考词汇：jade n．玉石；stainless steel不锈钢
Chinese Chopsticks
We usually eat food with chopsticks every day．Chopsticks have a history of about 3，000 years in China．In the past，chopsticks were made of wood，bamboo，ivory and jade．Now plastic，metal and stainless steel are also used to make chopsticks．Chinese chopsticks are about 22 to 24 centimeters long．They are round on the eating end and the other end is square．
Chopsticks play an important role in Chinese food culture．Now using chopsticks has become one of the most popular ways of eating all over the world．　
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