Business Plus - Unit 3 The passive

The first computer __________ in 1936.

• build

• was built

• built

• are built

Trillions of text messages __________ worldwide every year.

• were send

• are send

• were sent

• are sent

In the 1900s, tapes and CDs __________ by MP3s.

• were replace

• replace

• were replaced

• are replace

Ebay __________ by a French scientist in 1995.

• were invent

• is invented

• are invent

• was invented

Most expensive cell phone in the world ____________ of gold and diamonds.

• is made

• is make

• are make

• are made

About 120 million cell phones ___________ every year in the US.

• is thrown

• are thrown

• are throw

• is throw

About 60,000 videos ____________ on YouTube every week.

• are post

• posted

• are posted

• post

The first text message ___________ by a Canadian engineer in 1989.

• was sent

• is sent

• was send

• are send

Amazon _________ by Jeff Besoz in 1994.

• started

• was started

• start

• is started

The first smartphones ________ in 2007.

• were introduced

• were introduce

• introduce

• introduced