Question

IV. Complete the paragraph using the Past Simple Passive. a) The invention of the telephone _____________ (do) by a group of individuals from many different companies. However, it is believed that the telephone _____________ (invent) by Alexander Graham Bell in 1875 with the help of his friend Thomas A. Watson. b) A mobile phone is a portable telephone that can make and receive calls over a radio frequency while the user is moving around a telephoned serviced area. The first mobile phone _____________ (create) by Martin Cooper a researcher from Motorola in 1973. And the first phonecall ______________ (make) to John F Mitchel. It was until 1980’s when the first commercial mobile phones____________ (sell). And, do you have a mobile phone? c) The first mobile phone with smart devices incorporated _______________ (develop) by IBM in 1992, but it was not very popular in the world. It was until 1994 that the first commercially produced Smartphone _______________ (introduce) by the company Simon Personal Communicator. Emails and faxes ______________ (receive) by the Simon, the name of the first Smartphone.

Answer 1

Answer:

was done

we invented

was created

was made

were sold

were introduced

were recieved

Hope it helps you ^_^

Answer 2

Answer:a) 1)was

2)was invented

b) 1)was created