2 2 Read the text and mark the

2. 2 Read the text and mark the correct answer 1. Robert Zamora is

2. Robert Zamora is ………………. . . a. a student b. a teacher c.

3. “El Nino” …… the Pacific Ocean. a. causes bad weather in b. has

4. Weather records are ……. . when “El Nino” began. a. able to establish

5. Trees and coral reefs ……. . by “El Nino”. a. show the damage

6. As a result of their research, scientists believe “El Nino”: a. always behaves

7. Robert believes the responsibility for doing something about “El Nino” is: a. the

8. “Their” , in line 11 , refers to: a. “El Nino” b. temperatures

9. “His” , in line 31 , refers to: a. Sir Gilbert Walker b.

10. “Ours” , in line 45 , refers to: a. environmentalists b. students c.

Choosing : Complete with the correct word or phrase. 1. When environmentalists talk or

2. ………… discovery took ………. . Name from the time of year when the

3. One of the first scientists to study El Nino was the British meteorologist

4. Scientists believe certain of …………. variations have their origins in the global climate

5. But the responsibility for doing something about its consequences is …………. ours we

คร ปทมา planet interact ban pleasure element แฝงสวสด resource consume produce r shelter r

Scanning I Read the following statements. 1. The text uses the word ‘environment’ in

2. Your environment includes all living things nearby. T 3. Many things you do

5. DDT was very useful in some ways. T 6. Ecosystems are static. F

8. Ecosystems are always enormous. F 9. Ecosystems are self-sustaining. T 10. All the

Scanning II Reading for inference. 1. The word environment has: a. only one meaning

2. Ecosystem are very: a. complex b. simple c. uniform คร ปทมา แฝงสวสด

3. Ecosystems are composed of …………. elements. a. active b. passive c. active and

4. Plants produce: a. air and water b. food and oxygen c. air and

5. People are: a. producers b. producers c. decomposers คร ปทมา แฝงสวสด

6. Nonliving elements are needed by: a. only producers b. only consumers c. all

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2. 2 Read the text and mark the correct answer 1. Robert Zamora is ………………. . . a. Peruvian b. British c. American คร ปทมา แฝงสวสด

2. Robert Zamora is ………………. . . a. a student b. a teacher c. a Peruvian fishermen คร ปทมา แฝงสวสด

3. “El Nino” …… the Pacific Ocean. a. causes bad weather in b. has nothing to do with c. is a change in conditions in คร ปทมา แฝงสวสด

4. Weather records are ……. . when “El Nino” began. a. able to establish b. unable to establish c. useful in establishing คร ปทมา แฝงสวสด

5. Trees and coral reefs ……. . by “El Nino”. a. show the damage caused b. are unaffected c. record climate changes provoked คร ปทมา แฝงสวสด

6. As a result of their research, scientists believe “El Nino”: a. always behaves the same way b. is simple and self-contained c. is complex, with certain variations คร ปทมา แฝงสวสด

7. Robert believes the responsibility for doing something about “El Nino” is: a. the Peruvians’ b. everyone’s c. The Americans’ คร ปทมา แฝงสวสด

8. “Their” , in line 11 , refers to: a. “El Nino” b. temperatures and atmospheric conditions c. Peruvian fishermen คร ปทมา แฝงสวสด

9. “His” , in line 31 , refers to: a. Sir Gilbert Walker b. “El Nino” c. India คร ปทมา แฝงสวสด

10. “Ours” , in line 45 , refers to: a. environmentalists b. students c. everyone คร ปทมา แฝงสวสด

Choosing : Complete with the correct word or phrase. 1. When environmentalists talk or write about the earth’s climate ………… interest usually centers on global warming. their his our คร ปทมา แฝงสวสด

2. ………… discovery took ………. . Name from the time of year when the phenomenon reaches its climax. คร ปทมา Theirs Their Them แฝงสวสด its her it

3. One of the first scientists to study El Nino was the British meteorologist Sir Gilbert Walker in the 1920 s. ………. . . work helped to explain natural disasters in India in the 1870 s. Our His Her คร ปทมา แฝงสวสด

4. Scientists believe certain of …………. variations have their origins in the global climate system. its it their คร ปทมา แฝงสวสด

5. But the responsibility for doing something about its consequences is …………. ours we their คร ปทมา แฝงสวสด

คร ปทมา planet interact ban pleasure element แฝงสวสด resource consume produce r shelter r decomposer

Scanning I Read the following statements. 1. The text uses the word ‘environment’ in a limited sense. คร ปทมา F แฝงสวสด

2. Your environment includes all living things nearby. T 3. Many things you do affect the environment. T 4. Only people affect the environment. F คร ปทมา แฝงสวสด

5. DDT was very useful in some ways. T 6. Ecosystems are static. F 7. Ecosystems include many different elements. T คร ปทมา แฝงสวสด

8. Ecosystems are always enormous. F 9. Ecosystems are self-sustaining. T 10. All the elements of an ecosystem are interdependent. T คร ปทมา แฝงสวสด

Scanning II Reading for inference. 1. The word environment has: a. only one meaning b. two meanings c. multiple meanings คร ปทมา แฝงสวสด

2. Ecosystem are very: a. complex b. simple c. uniform คร ปทมา แฝงสวสด

3. Ecosystems are composed of …………. elements. a. active b. passive c. active and passive คร ปทมา แฝงสวสด

4. Plants produce: a. air and water b. food and oxygen c. air and soil คร ปทมา แฝงสวสด

5. People are: a. producers b. producers c. decomposers คร ปทมา แฝงสวสด

6. Nonliving elements are needed by: a. only producers b. only consumers c. all living ecosystem elements คร ปทมา แฝงสวสด