Explicaê

01


Fill in the blanks with the correct Passive Voice in the Simple Past.

 

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1. The MP3 _______________________ by Fraunhofer Gesellschaft.

2. The Internet _______________________ in 1973 by the US department of Defense.

3. The cell phone _______________________ in 1979.

4. The telephone _______________________ in 1876 by Alexander Graham Bell.

5. The penicillin _______________________ by Alexander Fleming.

6. MacBeth _______________________ by Shakespeare.