Question

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

Answer 1

B

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”。