冀教八年级下册Unit3+Animals+Are+Our+Friends+L17+save+the+tigers

1、Lesson 17,Save the Tigers,the Bengal tiger,the Siberian tiger,saibirin,be:l,There are currently six types of tigers:,krntl,西伯利亚虎,孟加拉虎,the Sumatran tiger,the Malayan tiger,sum:trn,mlein,苏门答腊虎,马来亚虎,the Indochinese tiger,the South China tiger,印度支那虎,华南虎,1. to understand the text well 2.To use the new wo

2、rds and expressions correctly: 3.To know the urgency of protecting tigers,century fur symbol courage brave chain,n. 世纪 n. （兽类的）毛 n. 标志，象征 n. 勇气，胆量 adj. 勇敢的，无畏的 n. 链子；链条,balance reason disappear kill cut decrease,n. 平衡，平稳 n. 原因，动机，理由 v. 消失，失踪 v. 杀死 v. 砍，切，剪，割 v. 使变小；减少,Listen carefully!,Listen and co

3、rrect your pronunciations,Read the lesson and answer the questions.,Task 1,1. How many tigers were there at the beginning of the 20th century? 2. How many tigers are there in the wild today? 3. What do tigers symbolize? 4. How are tigers described in many stories? 5. What is the reason tigers are im

4、portant to the environment? 6. Why do people hunt and kill tigers? 7. besides being hunted and killed, what is another reason tigers are disappearing?,Reference answer.,1. How many tigers were there at the beginning of the 20th century? Around 100 000. 2. How many tigers are there in the wild today?

5、 a few thousand.,3. What do tigers symbolize? strength and courage. 4. How are tigers described in many stories? brave. 5.What is the reason tigers are important to the environment? help keep the number of other wild animals in balance.,6. Why do people hunt and kill tigers? for money. 7. besides be

6、ing hunted and killed, what is another reason tigers are disappearing? People have cut down a lot of trees as well. As forests disappear, tigers lose their homes.,Task 2,Read the lesson and match each paragraph with its main idea.,B,C,A,翻译下列的短语。,1.在之初 2.下降到；跌至 3.食物链 4.保持平衡 5.处于危险状态 6.把砍到，减少 7.还，也,at

7、 the beginning of drop to food chain in balance in danger cut down as well,1. At the beginning of the 20th century, the number of tigers in the wild was around 100 000. 在二十世纪初期，野生老虎的数量大约是十万只。 the number of意为“的数量”，跟复数名词连用作主语时，中心词是number，谓语动词要用单数。,Language points,a number of （1）表示“许多”，相当于many，修饰可数名词复数

8、。 （2）作主语时，谓语动词用复数。 （3）number前可用large，small等修饰，表示程度。例如： 1.我们班同学的数量是42 The number of students in our class is 42. 2.这本书有60页 The number of pages in this book is 60. 3.许多同学在山上植树 A number of students are planting trees on the hill.,2. But today that number has dropped to a few thousand. 但是现在，数量已经下降到几千只。

9、a few thousand表示“几千”。当hundred, thousand前面是基数词one, two, threea few, many时，其后不加s。当hundred和thousand后面加s时，需要跟of修饰可数名词复数。 例如： 我们学校有3000学生。 There are three thousand students in our school. 数千学生在广场上 Thousands of students are on the square.,3. In recent years, tigers have been in danger of disappearing. 在近几

10、年，老虎处于濒临灭绝的危险中。 in danger (of)意为“处于（）危险之中”。 例如 你处于患感冒的危险之中。 Youre in danger of catching a cold. 这个病人在死亡的危险之中。 The sick man is in danger of death.,4. As forests disappear, tigers lose their homes. 随着森林的消失，老虎失去了它们的家园。 as在句中作连词，引导状语从句，意为“随着，当的时候”。 随着太阳升起，雾散了。 As the sun rose, the fog disappeared. 当她离开教

11、室的时候，他记住了那本书。 As she left the room, she remembered that book.,as well 位于句首或句末，在局末尾时， 不用逗号分开。用于肯定句。 too 位于句末，前面用逗号分开。 用于肯定句。 also 位于be动词和助动词之后， 行为动词之前，用于肯定句。 either 位于句尾，其前有无逗号均可。 用于否定句。,5.表示“也”的短语和单词,Fill in the blanks.,1. _ students is about twenty. (的数量) 2. Its _ your health. (对是重要的) 3. The river

12、is polluted and _ going dry.(处于危险中),The number of,important to,in danger of,4. _ time went by, she became more and more beautiful. (随着) 5. _ the party, he gave me a gift. (在之初) 6. The temperature has _ below zero. (下降到) 7. It is at the bottom of the _. (食物链) 8. You know, computers bring troubles _.

13、(也),As,At the beginning of,dropped to,food chain,as well,根据汉语意思或首字幕提示完成单词 1.The number has_ to 1,000. 2.He doesnt eat pork for religious(宗教) r_. 3.I have no c_ to face them,what should I do? 4.The soldiers are very b_,they kill the enemies _. 单项选择题 1.The number of the students in our school_2,000. A

14、re B. was C. is D. were 2.The apple tree was dead and he _ it _. Cut ,in B. cut, down C. cut off D. cut up 3.He set me a letter and some money _. As well B. as well as C. as a result D. as if 4._ he grows up,he can understand what his dad asked him todo before. A.What B.as C.how D.when 5. _people we

15、re died in the earthquake. A.Thousands of B.Two thousands C.thousand of D. thousand,drop,reson,ourage,rave,bravely,C,B,A,B,A,句型转换 1.The number of the tigers in the world is quickly decreasing(提问) _ in the world _ quickly decreasing? 2.He also likes to eat chinese food.(改为同意句) he likes to eat chinese

16、 food _.(改为否定句) he _ _ to eat chinese food _. 3. A number of students like reading story books.(提问) _ _students like reading story books?,What is,As well,Doesnt like either,how many,Finish the activity book. 2. Write a short passage about how to protect animals.,Homework,Thank you !,At the beginning of the 20th century, _ tigers in the wild was around 100000. But today that number _ a few thousand. Tigers are important _ the environment. They help keep the number of othe