2018-2019学年度人教版必修二Unit 3 Computers- Language Points 课件(共20张PPT)
2018-2019学年度人教版必修二Unit 3 Computers- Language Points 课件(共20张PPT)第2页

The computer began as a calculating machine.

The computer grew rapidly both in size and in brainpower.

Read and finish the timeline below.

Leading-in(导入)


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