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1)there are different types of computer. The (large) and (powerfu)l are mainframe compute.
2)Minicomputers are(small) than mainframes but are still very powerful
3)Personal computers are (common) than mainframes but mainframes are (good) than personal computers at processing very large amounts of data
4)Minicomputers are (powrful) than mainframes but they are also (expensive)
5) Portable computers are (small) than desktops
6)Subnotebooks are (small) than notebooks. You can hold the (small) computers in one hand