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Exercise 2. Choose the word having a different stress pattern from the others in each line.
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Exercise 3. Choose the correct answer A, B, C, or D to complete each of the sentences.
1. If the temperature ____ rising, the polar ice caps will melt.
A. kept
B. keeps
C. has kept
D. will keep
2. Because of ____ pollution, the bicycle may someday replace the automobile.
A. water
B. air
C. noise
D. soil
3. Students should learn some practical ways that help to ____ pollution.
A. save
B. cure
C. reduce
D. shorten
4. ____ she left the party, Jenny said goodbye to the host.
A. Before
B. After
C. As soon as
D. Until
5. People think that global warming ____ lots of problems in the future.
A. causes
B. is causing
C. will cause
D. has caused
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Exercise 4. Underline the correct word or phrase to complete each of the sentences.
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Exercise 5. Read the text and do the tasks below.
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Exercise 6. Read the text and decide which answer A, B, C, or D best fills each gap.
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Exercise 7. Circle A, B, C, or D to indicate the sentence that is closest in meaning to each of the following questions.
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Exercise 8. Circle A, B, C, or D to indicate the sentence that is written correctly based on the given cues.
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