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s electronics. ? 6. We can hear the sound from the _______. ? 7. We put disks into the ______ in the main unit. monitor keyboard floppy disk main unit speaker drives mouse Hidden helpers Questions: ?Did you see puters many years ago? ?Are they the same size? ?Where can you find the tiny hidden puters? What kind of jobs can a puter do? ? Fill in the blanks: ◆ Computers can ______ very fast.