2017-2018学年度人教版必修二:Unit3 Computers learning about language课件(23张)
2017-2018学年度人教版必修二:Unit3 Computers learning about language课件(23张)第2页

Discovering useful words and expressions

complete change in ways of thinking, working, etc connected computer system to make things easier to find the answer using numbers can be moved easily from place to place

revolution

network

simplity

caculate

mobile