試題詳解

7. In the current research program, new varieties of apple trees are evaluated under different agricultural ________ for tree size, bloom density, fruit size, ________ to various soils, and resistance to pests and disease.
(A) circumstances . . . proximity
(B) regulations. . . conformity
(C) conditions . . . adaptability
(D) auspices . . . susceptibility
(E) configurations . . . propensity