2. Choose and write. machinesteommunicate size/room weighed/appeared clay/paper 1 We often use machines to communicate with other people. 2 Before we had people wrote on in 1973 and 3 The first mobile phone 4 The first computers were the two kilos. of a
1) paper/clay
2) appeared/weighed
3) size/room
3.Weighed/appeared
4.Size/room