According to the author, the use of chemicals and fertilizers______.
A. will not necessarily increase the production of foods
B. is a good way to improve the quality of foods
C. promotes the foods both in quality and in quantity
D. is no good for health
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The use of military force faces strong opposition among key US allies where opinion polls
A. substantial
B. enormous
C. considerable
D. overwhelming
The main reason that people like their acquaintances in books is______.
A. they are like human friends exactly
B. they never bore us in comparison with our human friends
C. they never hurt our feelings
D. they give human beings friendship, sympathy and encouragement
The competition from experienced staff members, some of whom are higher in rank, ______to
A. works
B. working
C. work
D. worked
The word "materialize" in the last paragraph means "______".
A. matter
B. appear
C. match
D. attract
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