人教版（2019）必修第二册Unit 2 Wildlife protection 单词用法学案（无答案）

Unit2 Wildlife Protection
1. aware adj. 知道；发觉；有……意识
awareness n. 知道；意识
unaware adj. 不知道的
(be) aware of意识到；知道
as far as I’m aware据我所知
raise awareness of提升……的意识
cultural awareness文化意识
练习：
(1)People should raise the ____________(aware) of vegetable quality and safety.
(2)Some activities should be carried out to make people aware ________ the importance of the Hope Project.
(3)Martin gradually became aware ________ the task was by no means easy.
2. aware adj. 知道；发觉；有……意识
(1) an average of平均有(后跟数词)
the average of……的平均数
(2)on average 平均而言
above/below(the)average在平均水平以上/以下
练习：
①______ average,75 species become extinct per day.
②______ average number of electronic devices rose from 4 per household in 1992 to 13 in 2007.
③Last year was the warmest year on record with global temperature 0.68℃ _____the average.
3. concern vt. 涉及; 让……担忧 n. 担心，忧虑
concerning prep. 关于
concerned adj. 担心的
show/express concern for/about对…表示关心
as far as sb. be concerned就……而言
be concerned with 与……有关
be concerned about / for 对……担心/关心
concerned作“关心的;担心的”解时常作前置定语;作“相关的;有关的”解时常作后置定语。
练习：
(1) He asked several questions ___________ (concern)
the future of the company.
(2) His job is something concerned ________ computers.
(3)The authority is under pressure because they are concerned ________whether the endangered animals can adapt to the new habitat.
(4)My mom is really _________(concern) about the health of everyone in our family.
4. adapt vi. 适应 vt. 使适应 (合)
adaptable adj. 能适应的
adaptation n. 适应 (性); 改编本
adaptor n. 转换器；改编者
adapt(oneself) to (使……)适应于
adapt...from... 根据……改编……
be adapted for... 为……而改写/改编
练习：
(1) She is ___________ (adapt) since she can adjust to changes very well.
(2) These teaching materials can be adapted ____ older children.
(3) It’s difficult for elephants to adapt ____ the changes brought about by modern civilization.
(4) The company can easily adapt to ____________ (change) demand.
5. measure n. 措施;方法;尺度;计量单位　
vt.度量;测量;估量
measure ...by ... 用……来衡量……
take measures/steps/action to do sth采取措施做... make sth to sb’s measure 照某人的尺寸做某物
measure用作“措施”时,常用其复数形式。
measure表示“有……长(宽、高等)”时,是系动词,后跟测量的结果,不用于被动语态及进行时态。
练习：
①The couple lived in a furnished flat________(measure) approximately 15 metres by 16 metres.
②In the old days,my mother always made new clothes _______my own measure with the Spring Festival approaching.
③It’s generally acknowledged that education shouldn’t _______________ (measure) only by examination results.
6.remind vt. 提醒;使想起
reminder n.提醒者,提醒物
remind sb of sth 提醒某人某事
remind sb of doing sth. 提醒某人做过了某事
remind sb to do sth 提醒某人去做某事
remind (sb) that/how/what ...提醒(某人)……
练习：
①(2021·新高考全国Ⅰ卷)Going to Mount Huangshan reminds me _____the popular Beatles’ song “The Long and Winding Road”.
②In our childhood,it acted as a _________(remind)of the importance of table manners.
③As we are reminded not___________(waste)food,we students have developed the habit of thrift.
7.intend vi.&vt.打算;计划;想要
(1)intend doing/to do sth打算做某事
intend sb to do sth打算让某人做某事
(2)be intended for ... 专为……而设计
be intended to be/do ... 打算做某事
(3)intention n.意图;打算
have no intention of doing sth 不打算做某事
练习：
①They had intended___________　(remove) the threat to the deer by setting up nature reserves.
②This programme was set up,which was intended___________ (provide)help for the homeless.
③(2020·全国Ⅱ卷)Using emojis can add humor and feeling,keeping __________(intend) clear.
④ I intended ___________(visit)him,but I was afraid I would disturb him.
8.reduce vt. 减少
reduce...by...把……减少了……（指变化量）
reduce...to...把……减少到……;把…变为某种状态
be reduced to 陷入某种境地(to为介词)
reduce→decrease(同义词)
reduce→increase (反义词)
练习：
①With great effort,she has reduced her weight_______five kilograms in the past 7 days.
②It was foggy so the driver had to reduce speed_______forty kilometres per hour.
9.exist vi.存在;生存
existence n.存在;生存
existing adj.(仅用于名词前)目前的,现存的
exist in 存在于……
exist on 靠……为生
There exists... 某地有……;存在……
come into existence 产生;成立;开始存在
练习：
①You can’t imagine what difficulty they have _________ (exist)on the money he is earning.
②Scientists have many theories about how the universe first came into________(exist).
③ lot of business is still done over the phone,and much of it is based on trust and 　　　　　(exist) relationships.
10.search for 搜索;查找
(1) in one’s search for 寻找
in search of寻找;搜寻;寻求
(2) search sth/sb 搜查某物/搜身
search...for... 为找到……而搜查……
练习：
①I searched the whole room _________the lost key,but in vain.
②All the soldiers were in search ________the lost visitors who had been lost for 3 days.
11.die out 灭绝;(习俗、习惯等)消失
(1)die away (声音、光线等)逐渐消失
die of/from ... 因(疾病或创伤)而死
die off 相继死去
die down (风)减弱;(声音)降低
(2)be dying for sth 很想要某物
be dying to do sth 极想做某事
练习：
①Since there were humans in the world,thousands of kinds of animals have ______.
②She waited until the footsteps _________.
③Mr Smith’s mother________cancer,which made him very sad.
④I _________a cup of tea,so I head for the kitchen.
12. due to 因为；由于
be due to do sth 预定做某事
近义词
because of
owing to
thanks to
as a result of
练习：
(1) 我们幸福的童年应归功于父亲的辛勤工作。
Our happy childhood is ___________________________.
(2) 因交通拥挤, 他迟到了。
_______________________________, he was late.
(3) 在那个周末因高速驾驶造成的交通事故很多。
__________________________________________ were very common that weekend.
13.harmony n. 和谐；融洽
harmonious adj. 和谐的
in harmony with与……和谐/协调
harmonious society 和谐社会
e.g. We must ensure that tourism develops in harmony with the environment.
14.observe vt.观察(到)；注视；遵守；庆祝
observation n.观察　observer n.观察者
(1)观察(到)，观测；注视，注意到
observe carefully/closely 仔细地/密切地观察
observe sb. doing sth. 观察到某人正在做某事
observe sb. do sth. 观察到某人做某事(全过程)
(2)遵守；庆祝
observe the law 遵守法律
observe the Spring Festival 庆祝春节