某村打米机7.5KW用电应执行（）电价计费 A.农业生产 B.非工业 C.居民 D.

Windows操作系统完全继承了分时系统的特点。

— I hear Kris had an accident as he was riding his bike to school yesterday.

— ________? He is always so careful when he is riding.

A．What for

B．How come

C．Why that

D．So what

My brother likes eating very much but he isn't very _____ about the food he eats.

A．curious

B．content

C．harmful

D．ordinary

对政府职能的理解，下列哪些论述是正确的？（）

A.政府职能的实施主体是政府机构

B.政府职能的主要内容是管理国家和社会公共事务

C.政府职能的实施手段主要是依法行政

D.政府职能是完整统一的体系

消费者由一种刺激想到另一种刺激的心理现象是（）

A、联想

B、感觉

C、知觉

D、联觉