单项选择题

A pilot would be most______, if, on hearing of imminent bad weather, he sent forth a distress signal at a time too______to ascertain the reality of the danger.

(A) craven … premature
(B) hortatory … nonchalant
(C) pusillanimous… belated
(D) timorous… anodyne
(E) ignoble… convenient
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单项选择题
As an ambitious writer, Hardy sought to______what he considered the authorial ______of solely recording things exactly as they are; it was his goal, rather to express an awareness of the occult and the strange.
(A) maintain … strategy
(B) employ … practice
(C) transcend … tedium
(D) overcome… barrier
(E) endorse … ruse
单项选择题
Transgenic mammals that secrete monoclonals in their milk can generate one gram of antibody for roughly $100—one third the price of traditional production methods, most scientists agree, but still too expensive to be______.
(A) revolutionary
(B) efficient
(C) cost-effective
(D) regarded
(E) feasible
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