Official 53 Lec 3
Question 4 of 6
What is the professor’s attitude about the use of chemical fertilizer?

A.

She is surprised that some farmers have stopped using it.

B.

She is convinced that its use should be increased substantially.

C.

She worries that farmers may be using too much of it.

D.

She regrets that it was not more useful for increasing crop production.

正确答案:C

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