1.With which of the following topics in the passage primarily concerned?
A.Local research and harmful effects of fertilizer
B. Advantages and disadvantages of liquid fertilizer
C. A formula for the production of fertilizer
D. Content, form, and effects of fertilizer
2.The word essential in the paragraph 1 could best be replaced by which of the following?
A. limited B. preferred
C. anticipated D. required
3.Which of the following has the smallest percentage content in the formula 4-8-2?
A.Nitrogen B. Phosphorus
C. Acid D. Potash
4.What is the percentage of nitrogen in a 5-8-7 formula fertilizer?
A. 3 percent B. 5 percent
C. 7 percent D. 8 percent
5.The word designate in the paragraph 2 could best be replaced by
A. Modify B. specify
C. Limit D. increase
6.Which of the following statements about fertilizer is true?
A. Powders are more popular than ever.
B. Solids are difficult to store.
C. Liquids are increasing in popularity.
D. Chemical granules are difficult to apply.
7.The word they in the paragraph 2 refers to
A.Powder B. solids
C. Liquids D. fertilizer
8.The word convenient in paragraph 2 is closest in meaning to
A. Effective B. plentiful
C. easy to use D. heap to produce
Answer:
1.D
2.D
3.D
4.B
5.A
6.C
7.A
8.C
