A great deal of science and technique has been since China carried out reform an
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A great deal of science and technique has been______since China carried out reform and open policy.
A.brought down
B.brought in
C.brought out
D.brought up
试题答案
B
解析：考查短语动词。bring in“引进”，符合语境；bring out“说明，出版，发挥”； bring down“使落下，降低”； bring up“抚养长大，呕吐”。