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【单选题】

光影魔术手不能对图片进行下列哪种操作( )。

A.
浏览和编辑图像
B.
图片格式转换
C.
抓取图片
D.
设置墙纸和幻灯片放映
举报
参考答案:
参考解析:
.
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【单选题】Tales From Animal Hospital David Grant Newton: The Last Sorcerer Michael White From the author of Stephen Hawking: A Life in Science, comes this colourful description of the life of ...

A.
David Grant has become a familiar face to millions of fans of Animal Hospital. Here Dr. Grant tells us the very best of his personal stories about the animals he has treated, including familiar patients such as the dogs Snowy and Duchess, the delightful cat Marigold Serendipity Diamond. He also takes the reader behind the scenes at Harms worth Memorial Animal Hospital as he describes his day, from ordinary medical cheek-ups to surgery(外科手术). Tales From Animal Hospital will de- light all fans of the programme and anyone who has a lively interest in their pet, whether it be cat, dog or snake !
B.
£ 14.99 Hardback 272pp
C.
ISBN 0751304417

【单选题】绿色环保是化学实验的追求,下列操作不会引起空气污染的是

A.
用浓盐酸洗涤加热KMnO4制氧气的试管
B.
用稀硝酸洗涤做过银镜实验的试管
C.
硝酸亚铁和硫酸废液一同倒入废液缸
D.
将打破的水银温度计插入硫粉中

【多选题】有关铂皿使用操作正确的是()

A.
铂皿必须保持清洁光亮,以免有害物质继续与铂作用;
B.
灼烧时,铂皿不能与其他金属接触;
C.
铂皿可以直接放置于马弗炉中灼烧;
D.
灼热的铂皿不能用不锈钢坩锅钳夹取。

【单选题】E Tales From Animal Hospital David Grant David Grant has become a familiar face to millions of fans of Animal Hospital. Here Dr. Grant tells us the very best of his personal stories abou...

A.
To encourage people to raise questions.
B.
To cause difficulty in understanding.
C.
To provide a person with an explanation.
D.
To limit people’s imagination.