单选题
1.
The improvements in technology have ______ the prices of computer considerably in recent months.
A、
brought back
B、
brought down
C、
brought on
D、
brought up
【正确答案】
B
【答案解析】
A．bring back sth. 拿回来；使…恢复；使…回忆起来；B．bring down sth. 使……下降，(价格或温度)；C．bring on导致；引起；使…发展；D．bring up提出，抚养，呕出；该题空格后有prices(价格)所以才选择B。
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