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【单选题】
雅虎公司通过为网上用户提供免费的检索站点起步,逐步拓展为门户站点,获得巨大成功,这体现了网络产品定价的A.
低价位
B.
全球性
C.
双赢定价
D.
顾客主导定价
拍照语音搜题，微信中搜索"皮皮学"使用
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【简答题】Read the following paragraphs and decide which sentence does not support the topic sentence. Paragraph A 1. The world has enjoyed many benefits from the invention of the telephone. 2. First of all, it...
【简答题】A machine which makes water out of air could become the greatest household invention since the microwave． Using the same technology as a dehumidifier (除湿器)， the Water Mill is able to create a ready su...
【简答题】C A gadget which makes water out of air could become the greatest househo1d invention since the microwave. Using the same technology as a dehumidifier（除湿器），the Water Mill is able to create a ready sup...
【单选题】Which does not belong to the reasons of culture changes?
A.
Discovery
B.
Invention
C.
Diffusion
D.
Confusion
【单选题】Which invention does the man think changesd the world most?
A.
The car
B.
The phone
C.
The computer
D.
The light bulb
【简答题】听对话，选出问题的正确答案。 1. Which invention does the woman think is the most important? A. The alarm clock. B. The computer. C. The light bulb. 2. When was the telephone invented? A. In 1768. B. In 1876. C. In ...
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