ReadingTheCoquiinHawaii (2).ppt

1、Unit 1,Reading,Protecting Our Environment,What do you think of when you look at the pictures?,What do you think of when you look at the pictures?,What do you think of when you look at the pictures?,World Environment Day,Do you think frogs are useful or harmful animals? In what way? Look at the follo

2、wing pictures and discuss with your partner.,Discussion,Scan the passage and find the answers to the following questions. 1) When did the coqui invader arrive in Hawaii? 2) What does the coqui look like?,About ten years ago.,The coqui is a brown frog about five centimeters long.,_ 1) The coqui is a

3、kind of very big flog.,Read the following sentences and decide if they are true (T) or false (F),F,Only five centimeters long.,_ 2) The coqui is from Hawaii. _ 3) The coqui is dangerous to the environment.,F,They are normally found in the Caribbean island of Puerto Rico and in the south-eastern Unit

4、ed States.,T,The frogs eat thousands of insects every night. These insects are important for the reproduction of plants.,_ 4) The number of the coqui keeps increasing. _ 5) The coqui can now only be caught by hand.,T,The coqui frog population has been increasing in Hawaii since 1988, but just recent

5、ly exploded. - Department of Agriculture, Hawaii,T,For now, the frogs may only be caught by hand.,Read to choose the best answers.,The statement that can best summarize the main idea of the passage is _. A. the coqui invaders have seriously affected the tourism industry in Hawaii B. it is not permit

6、ted to transport, sell or release the coqui frogs in Hawaii C. the coqui invasion has serious effects on the economy and environment in Hawaii D. great efforts have been made by the Hawaii people to kill the coqui,C,effects,2) The coqui frogs originally arrived in Hawaii _. A. by chance B. at the re

7、quest of all the local citizens C. as a gift D. as goods demanded in the local market,A,They were believed to have been brought in accidentally in shipments of plants.,by chance,=,3) Visitors to Hawaii dont like the coqui frogs mainly because _. A. they are a big danger to the environmental system t

8、here B. the loud noise made by the frogs bother their rest at night C. they affect the reproduction of the local plants and insects D. visitors could no longer see the native rare birds because of them,B,4) The two factors leading to the rapid spread of coqui frogs in Hawaii are _. A. the frogs habi

9、t and the environment in Hawaii B. the large number of the insects and the plants in Hawaii C. the geographic location of Hawaii and its tourism industry D. the warm weather there and the frogs lack of natural enemies,D,D. the warm weather there and the frogs lack of natural enemies,5) Coqui frogs g

10、et their name from _. A. the sound of their loud calls B. their shape and colour C. their coming from other parts of the USA D. people who dislike them,A,Ko-Kee! Ko-Kee,6) Which of the following is NOT a reason why people in Hawaii dislike coquis? A. They are harming Hawaiis environment. B. They hav

11、e a bad effect on tourism. C. They eat insects which are important for plants. D. They hide in wet places and make loud sounds during the day.,A,7) Which of the following contributes to the increasing number of coquis in Hawaii? A. There arent any animals in the world which eat coquis. B. They are e

12、asy to catch. C. They are easy to breed (繁殖) there. D. They eat a lot of insects in one night. 8) What would be another title for the passage besides the one on the text? A. Coquis- Good or Harmful Animals? B. Coquis- A Big Threat to Hawaii C. Coquis Make Sleep Difficult D. Coquis- the Number Sharpl

13、y Increased,C,B,Read the article to complete the following chart.,small,brown,5 cm,wet protected,onto trees to feed,Ko-kee,the Caribbean island of Puerto Rico,the south-eastern United States,Hawaii,10 years,shipments,increased,spread,thousands of insects,the tourism industry,for people to sleep,by h

14、and,transport,sell,effective chemical that can be safely used to kill the frogs,their population size,set the frogs free,_ 1) They do not belong there. A. They should not have appeared there. B. It is not their hometown there. C. They are suitable to be there. _ 2) They are normally found in the Car

15、ibbean island of Puerto Rico. A. Ordinarily, they are found in the Caribbean island of Puerto Rico. B. They are not easily found in the Caribbean island of Puerto Rico. C. They can only be found in the Caribbean island of Puerto Rico.,Read the following sentences and decide which of the choices best

16、 explains each of them.,B,A,_ 3) They were believed to have been brought in accidentally in shipments of plants. A. People believed that they had been brought in by ships in an accident. B. People believed that they had been brought in when plants were delivered. C. People believed that they happene

17、d to be brought in when plants were delivered.,C,_ 4) In their native Puerto Rico, local people celebrate the coqui frogs. A. In their hometown in Puerto Rico, the coqui frogs are praised. B. In Puerto Rico, local people have celebrations for the coqui frogs. C. In their native Puerto Rico, people w

18、elcome the coqui frogs.,A,_ 5) The warm weather permits them to lay eggs all year round. A. They are allowed to lay eggs for a whole year by the warm weather. B. The warm weather makes it possible for them to lay eggs all the year round. C. They would lay eggs only in warm weather.,B,Why are the coqui frogs condemned as harmful animals?,Work in groups to discuss the following questions.,Because first they eat thousands of insects every night, which are important for the reproduction of plants and are also imp