Simple Past Passive Voice

The Hubble Space Telescope ______ to explore our galaxy.

• was designed

• designed

• was designing

Scientists _______ the new computer components.

• created

• were created

• was creating

The Science Museum _______ in 1989.

• built

• were built

• was built

At first, X-rays _________ very well.

• didn't understand

• wasn't understood

• weren't understood

They ________ penicillin until 1928.

• didn't discover

• wasn't discovered

• weren't discovered

The first rockets ______ in China.

• made

• were made

• was made

The internet ________ in 1980s.

• was invented

• invented

• is invented

The Modern History Museum _______ opened in 2003.