单项选择题

A．Mating habits of squid and octopus.
B．The evolution of certain form of sea life.
C．The study of marine shells.
D．Survival skills of sea creatures.
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单项选择题
A．To choose a topic for a term paper.B．To type some research materials.C．To find material not available at the main library.D．To learn to use the computers there.
A．To choose a topic for a term paper.
B．To type some research materials.
C．To find material not available at the main library.
D．To learn to use the computers there.
填空题
Web-based applications are programs that sit ______and talk to you through a Web browser.
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