When typing a new URL, you must match the __________(拼写), __________(大写), and __________(标点) exactly.
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To return to a previous page, click the Back button on your browser's __________.
To print the current Web page, use browser's Print button or select Print from the browser's __________ __________.
Hyperlinks can be text-based, but not image-based.
A. 对
B. 错
什么情况下的伤口能处于厌氧状态( )
A. 伤口深而窄
B. 伤口有泥土异物污染
C. 大面积浅表受伤
D. 伤口坏死组织多局部缺血
E. 需氧或兼性厌氧菌混合污染伤口