此题可以定位到第二句话But under anti-bribery laws, proof must be made of concrete benefits, such as approval of a contract or regulation. concrete benefits与选项concrete returns构成同义替换。 38.【C】 justifying in addressing the needs of the const...
PART 1 They also suffer more often than most people from a number of nasty genetic diseases , such as breast cancer . These facts , however , have previously been thought u...
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