在现阶段，我国产业结构调整的中心任务是( )。
A．产业结构的改造B．产业的优化升级C．产业比例的调整D．产业构成的调整
参考答案：B
上海宝钢为实施“走出去”战略，将在韩国京畿道投资新建钢材加工配送中心，提供汽车板材仓储、剪切、配送等服务。据此回答下列问题。
小题1:宝钢实施“走出去”战略的主要目的是（ ）
A．保护环境
B．扩大市场
C．降低运费
D．输出技术小题2:为提高在国际钢铁市场上的竞争力，宝钢可以采取的措施有（ ）
①降低钢铁生产能耗 ②建立境外铁矿石基地 ③加大产品研发投入 ④提高进口燃料比重
A．①②③
B．②③④
C．①③④
D．①②④
Hearing the news that he had been ______as general manager of the big company, he ______ with excitement and joy, forgetting that he was showing some visitors around.
A．named; broke out
B．appointed; erupted
C．made; was filled
D．chosen; was full
g the news that he had been ______as general manager of the big company, he ______ with excitement and joy, forgetting that he was showing some visitors around.