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选择性必修第四册 UNIT 12 INNOVATION
(限时：20分钟)
Ⅰ.单词拼写
一、阅读单词——知其意
1.labour－saving adj.节省劳力的
2.microscope n.显微镜
3.correspond vi.通信
4.satellite n.人造卫星；卫星
5.premier adj.最好的；最重要的
6.subsequently adv.后来，随后
7.biologist n.生物学家
8.navy n.海军
9.missile n.导弹，飞弹
10.physicist n.物理学家
11.coincidence n.运气；巧合
12.kettle n.水壶，壶
13.revolution n.彻底变革，革命
14.fibre n. ( 木材、碳等天然材料的 ) 纤维
二、核心单词——写其形
1. well － being n.健康，幸福，舒适
2.garbage n.垃圾
3.split vi. & vt.分割，把……分开；分成(不同部分)
4.outspoken adj.坦率的，直言不讳的
5.finding n.研究的结果；发现
6.humble adj.谦虚的，谦卑的
7.grand adj.宏伟的，壮丽的，隆重的
8.gravity n.重力，引力
9.steam n.水蒸气；蒸汽动力■结合语境运用单词
10.The electronic devices (设备) need to be installed by a professional and we’d
better leave them alone.
11.It’s not entirely clear why, but it probably comes down to how the brain perceives
(察觉) these signals.
12.Millions (百万) of dollars were spent in dealing with water pollution.
13.All of these outcomes (后果) are linked to a lack of physical exercise.
14.Suddenly a terrible idea emerged (出现) in his mind that he had fallen into a trap.
15.It was by overcoming (克服) many difficulties that the four men came to their
destination.
三、拓展单词——通其变
1.science n.科学→scientific adj.科学(上)的→
scientist n.科学家
2.accurate adj.正确无误的；精确的；准确的→
accuracy n.准确性；精准度；正确，准确
3.join vt.参加；加入→joint adj.联合的，共同的，共有的→jointly adv.共同地；
联合地
4.clue n.线索；提示→clueless adj.一窍不通的，一无所知的
5.evaluate vt.评价；评估→evaluation n.评价，评估
6.theory n.理论；学说→theoretical adj.理论的
7.available adj.可利用的；可获得的→availability n.可能性
8.explode vi. & vt.(使)爆炸；急剧增长→explosion n.爆炸→explosive adj.易爆炸
的
9.illustrate vt.说明，阐明；给(书籍、文章等)加插图→illustration n.图表；图解；
实例，示例
10.specific adj.特有的；具体的；明确的→specifically adv.特定地，专门地
11.electric adj.用电的，带电的，电动的→electrical adj.电的；用电→electronic
adj.电子的→electricity n.电；电能
■利用语境串记单词
12.The children in the mountain village have no entertainment，so their teachers
often tell entertaining stories to entertain them after class.(entertain)
13.Brian has a gift for music and he wants to be a gifted musician like Beethoven.(gift)
14.The rice they grow this year is productive and they hope that the production will
be twice as much as that of last year.(product)
15.The donor generously donated food and money to the poor family and his
donation helped them go through the hard time.(donate)
16.As an efficient secretary，she can organize various jobs efficiently and improve
her efficiency.(efficient)
17.After months of learning，his English has improved a lot，and his parents are
also pleased with the improvement.(improve)
18.The government has issued a set of regulations to regulate the car rental market.
(regulate)
19.Though he likes sailing/to sail very much，he doesn’t want to be a sailor who
sails all the year round.(sail)
20.As we try our best to preserve pandas，we should also pay attention to the
preservation of their habitats.(preserve)
Ⅱ.短语填空
1.in spite of 虽然；不顾；尽管……(仍……)
2.not to mention 更不用说
3.range from...to... 从……到……不等
4.figure out 弄懂；弄清楚
5.single out 挑选
6.turn to 求助于；转向
7.go out 熄灭
8.be dedicated to 致力于；献给
9.be reduced to 减少到
10.reflect on 考虑，回想
■根据语境选词填空
11.I turned to him for help, but he turned his back on me.
12.I wonder whether you have figured out how much the trip will cost.
13.There is much we can learn by reflecting on the stories heard when we were
children.
14.I have difficulty singling out proper clothes for the evening party, so could you help
me?15.I was in the middle of packing up my things when suddenly the light went out in
the room.
Ⅲ.句式仿写
1.句型公式： with＋宾语＋done
试卷上交以后，学生们走出了教室。(动作描写)
With their test papers handed in，the students stepped out of the classroom.
2.句型公式：as引导时间状语从句
他们中有些人边走边和别人核对答案。(动作描写)
Some of them checked answers with others as they walked.
3.句型公式：argue that...
然而，我认为在考试完全结束之前核对答案并不是一个好主意。(观点态度)
However，I argue that it is not a good idea to check answers before the examination
ends completely.
