高中英语Unit4Wildlifepretection词汇导练(Part1)课件新人教版必修2

1、Unit 4 Wildlife protection,重点词汇导练,Part 1 Warming up and Pre-reading,1. decrease vt./vi. 搭配: 表示“减少了”) The number of new students decreased from 210 to 160 this year. (词性:_意义:_搭配:表示“从减少到”),vi.,减少到, They are making every effort to decrease the production cost. (词性:_意义:_) The decrease in unemployment wa

2、s 30 percent. (词性:_意义:_),vt.,减少,n.,减少,练一练选择decrease/increase并用其正确形式填空。 The number of visitors _ sharply in the past two months. The _ worries the manager. “Something must be done to _the number of visitors.” he thought.,increase,has decreased,decrease,decrease by 减少了 decrease (from .)to .(从)减少到 incr

3、ease v. & n. 增加，增长 increase by 增加了 increase (from .)to .从)增加到,记一记,2. die out灭绝 As a result these endangered animals may even die out. 结果，这些濒危动物甚至可能灭绝。(P25),读一读 阅读下列句子，体会与die相关短语的不同意思。 Elephants would die out if man shot as many as they wished. ( ) He hid behind the door until the foot steps had died

4、 away. ( ),灭绝,逐渐减弱, 逐渐消失,练一练 用the death of、die from、die out、dying to的正确形式填空。 Kathy is always 1_ see species of wildlife. She appreciates that many types of plants and animals 2 _in the wild every year， and most of them 3_ too much hunting and destruction of their habitats. She bursts into tears ever

5、y time she hears about 4 _ wild animals.,the death of,dying to,die out,die from,die out灭绝 die away逐渐减弱，逐渐消失 die for为而死 die of/from 因而死,记一记,3. loss n.丢失，迷失 . loss of bamboo growing areas.竹子生长区的消失。(P25) 读一读 阅读下列句子，指出划线单词的词性、意义和用法。 You will lose your job if you keep on like this. (lose词性:_意义:_ ),vt.,失去

6、, Lost time is never found again. (lost词性:_词义_ ) I am at a loss what to do next. (loss词性:_词义_ ),adj.,丢失的,失去的,n.,丢失，迷失,练一练用lose的适当形式填空。 She was at a _ when she heard the news that her son was_ in the forest. She couldnt bear(承受)the thought of _him. Fortunately， her son was just _ in studying a specia

7、l type of wild animal and forgot the time to go home.,lost,loss,lost,losing,at a loss不知所措，困惑 be lost in sth. 全神贯注，沉浸于 be lost in thought 陷入深思,记一记,4. hunt vt/vi/n 打猎，搜寻 .too much hunting in the 1950s.在20世纪50年代的过度捕猎。(P25) 读一读 阅读下列句子，归纳hunt的词性、意义和用法。 Police are hunting for a thief who broke into the ho

8、use yesterday. (词性:_意义:_搭配： hunt for 意为_ ),正在追捕,v.,寻找, Hundreds have joined in a police hunt for the missing teenager. (词性:_词义_) Since the 1970s tiger hunting has been illegal in this country. (词性:_词义_),搜寻,打猎,n.,n.,练一练用hunt/hunter/hunting/hunt for的正确形式填空。 Mr. Smith is an excellent _ who used to make

9、 a living by _ wild animals. After wild animal _was forbidden he had to go to the city to _ a new job.,hunt for,hunter,hunting,hunting,hunt for搜寻，追踪 go hunting去打猎 job hunting找工作 house hunting找房子,记一记,5. in peace和平/和睦/安祥地 . about 30-40 remain after being left in peace with no hunting.在免受捕猎打扰后，约有30到40只存留下来。(P25),读一读 阅读下列句子，体会与peace相关短语的不同意思。 He just wants to be left in peace. (意义_ ) The countries have been at peace for more than a century. (意义_ ),和平/和睦/安祥地,处于和平局面,练一练用in peace/at peace/ at war填空。 All the villagers live together _. The two