《高一英语人教修订版unit19高一unit19ws》由会员分享，可在线阅读，更多相关《高一英语人教修订版unit19高一unit19ws（23页珍藏版）》请在金锄头文库上搜索。
1、Unit19Modern Agriculture更多资源 Task 1: BrainstormingWhat will you think of when you see the word “agriculture”?agricultureStep 1waterfarmertoolfieldseedmachinecottonsugarfish%Growth of major products 1991-95 compared with 1986-90 percentage1. What is the graph about?It is about the growth of the major
2、 farm products during the year 1991-95 compared with that of 1986-90. 2.What is shown on the x-axis and y-axis?On the x-axis: the major farm products.On the y-axis: the percentages of growth. 3. Which farm product grew most during the first five years of the 1990s?Fruit.4. How much did it grow compa
3、red with that during the last five years of the 1980s?90 percent.更多资源 5. Which farm product grew least?Grain.6.If three million pigs, sheep and cattle were raised during the years from 1986 to 1990, how many were raised from 1991 to 1995?4.9 million.3. Further discussionWhat conclusion can you draw
4、from the graph?People eat more meat because of _,People eat more fish because eating fish does nt make them as _ as eating meatPeople have a better knowledge of healthy diet so they eat more _.Lead toThe changing eating habits being richfatfruitThe changing eating habits Have effects on Agriculture
5、and natureSuch asNeed to raise more _pigsNeed to grow more _grainNeed more _ in which to raise fish fishpondsGrow more fruit trees which will bear more fruits Cut down forests,burn grass, use chemicalsTask4 Pre-listening Agriculture depends on ?Question: If we changed the structure of agriculture, w
6、hat do you think will happen to the nature?weather & climateplacesother natural resourceswaterFloods or droughts, soil erosion.1.Listen to the tape. The passage you hear talks about1.( ) history of farming ( ) protection of nature2.( ) environmental problems ( ) farmers in America 3.( ) farmers in C
7、hina ( ) trees4. ( ) fishing ( ) pigs ( ) dikes 2 Which of the following sentences are true (T) and which are false (F)? 1 In early times farmers in China moved around and burnt forests . ( ) 2 All farmers in South America burn forests to create farmland . ( ) 3 Floods and droughts are disasters tha
8、t farmers cannot stop. ( ) 4 Some of the land in China is too wet to grow crops.( ) 5 Fish farmers damage nature. ( )TFF T Fdont damage nature.Somecan3 Listen to the tape and complete the sentences by using your own words.When farming goes against nature, _ problems are the result. The earliest farm
9、ers _ nature. Their way of agriculture led to _ and _ .It is an old truth that _ should not _ nature. The land that Tan and Xiao Zao bought was too _and could not be used for _ _ . instead they changed the fields into _ .On their farm they kept _ and grew _ . environmentaldestroyed floodsdroughts fa
10、rminggo against wetfarming / growing crops fishponds fish / ducks / chickens fruit treesListening textFarming and nature are like two flowers on the sametree. When farming goes against nature, all kinds of environmental problems are the result. In ancient times, when people began using the land, far
11、ming was not as it is today. Early farmers moved around the country. They burnt a part of a forest and used this land for one or two years. When they could no longer grow crops on the land they moved on and repeated this somewhere else. Agriculture in this way destroys nature and results in floods a
12、nd droughts. Some people in South America still practise this kind of farming.Over the past twenty to twenty-five years, farmers have recognised some old truths, already known to ancient Chinese farmers. Farming should not go against nature. If the soil is too poor, chemicals can help improve it and
13、 grow better crops, but this may damage or destroy land surrounding the farms. Instead, farmers should look for other methods.In the early 16th century, brothers Tan and Xiao Zao of Jiangsu Province cheaply bought fields along lakes nobody wanted because they were too wet. They built dikes around th
14、e fields turning the fields into fish ponds and they became fish farmers.They also planted fruit trees on the dikes and kept chickens and ducks. They were very successful farmers.Workbook Page 1071.What is Helens job?2.What do you think she is going to do?3.What would she be doing every day in her job?She is (probably) a fishwoman.I think she is going to open the boxes and feed the fish. Or:
