Mobile and portable technologies allow learners to access information irrespective of their physical context, for example on a bus or,______as a way to provide learners with location-based information.

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portable

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单选题

Mobile and portable technologies allow learners to access information irrespective of their physical context, for example on a bus or,______as a way to provide learners with location-based information.

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单选题

The use of mobile phones has been __________ in many public places, such as libraries, theaters, and hospitals.

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Portable Oxygen Bottle是指

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Modern computers based on() are millions to billions of times more capable than the early machines，and occupy a fraction of the space。Simple computers are small enough to fit into mobile devices, a mobile computers can be powered by small batteries. Personal computers in their vaA.Central Processing unitB.integrate

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