Passive Voice

The first TV remote controls (use) in the 1950s in the USA.

• were used
• was used
• are used

In 1996 a sheep called ‘Dolly’ (clone) by British scientists from a single cell that (take) from a six-year-old female sheep.

• was cloning, was taking

• cloned, took

• was cloned, was taken

Clothes (hand-wash) by rubbing the clothing with rocks in a river, or by using a washboard before the invention of the washing machine.

• were hand-washed

• hand-washed

• were hand-washing

The first affordable cars (produce) by Henry Ford.

• produced

• were producing

• were produced

Text messages (use) in Asia and Europe before they became popular in the USA in the mid 2000s.

• were use

• were used

• used

The Internet began in 1969 as The Arpanet data network, which (establish) by the US Department of Defense.

• was establish

• established

• was established

The Arpanet data network (suppose) to link computer networks at several universities and research laboratories in the United States.

• was suppose

• was supposed

• supposed

The first mobile phones (introduce) to the public in the 1980s.

• was introduced

• introduced

• were introduced

The first email (send) by Ray Tomlinson in 1971.

• was sent

• sent

• was sending

The first personal computers (develop) in the 1970s.

• was developed

• developed

• were developed