横向比较法是（ ）A．对不同时期现象的异同点进行比较和分析 B．根据同一标准对同一

— I heard that as many as two thousand people were killed in the earthquake.

— Yes. I think __________ news came as _________ shock to us.

A．the; the

B．the; a

C．\; \

D．\; a

—Would you mind giving your advice on how to improve our business management?

—if you make ____ most of the equipment, there will be ____ rise in production.

A．不填；不填

B．the；a

C．不填；a

D．the；不填

下列实例中，属于光的反射现象的是（　　）

A．斜插在水中的筷子“变弯”

B．湖边垂柳在湖面形成美丽的倒影

C．雨过天晴天空出现彩虹

D．光穿过茂密的树叶间隙，在地面形成圆形光斑

高新技术产业有何特点？

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