1) Video games...in the 1970's. a) were invented b) invented c) was invented 2) The first video game...Pong and it...on table tennis. a) has been called / has been based b) is called / is based c) was called / was based 3) Now, new games...all the time. a) are developing b) are being developed c) are been developed 4) Modern games...with incredible graphics and sound effects. a) made b) was made c) are made 5) Since 1989, millions of Gameboys...around the world. a) have been sold b) were sold c) had been sold 6) And there's no doubt that new gaming technology...in the future. a) will developed b) won't be developed c) will be developed

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