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If your computer didn’t come with an internal modem, consider buying an 1_______ one, because it is much easier to install and 2_______. For example, when your 3_______ gets stuck (not an unusual occurrence), you need to turn it off and on to get it working properly. With an 4_______ modem, that means restarting your computer – a waste of time. With an external modem it’s as easy as flipping a switch.
If your computer didn’t come with an internal modem, consider buying an 1_______ one, because it is much easier to install and 2_______. For example, when your 3_______ gets stuck (not an unusual occurrence), you need to turn it off and on to get it working properly. With an 4_______ modem, that means restarting your computer – a waste of time. With an external modem it’s as easy as flipping a switch.
• internal
• operate
• modem
• external