People that buy unnecessary items don’t realise that it’s a/an …………….. waste of money.

People in the field of medicine have made …………….. developments in cardiovascular care.

Many devices used in space can be considered …………….. technology as they can be used on Earth as well.

The fire alarm …………….. the residents and forced them to leave the building in the early morning. 

The Earth and the other planets of the solar system …………….. the Sun.

The doctor told the nurse to …………….. the old man’s heart activity after giving him the medicine. 

We try to recycle as much as possible to reduce the …………….. of greenhouse gasses. 

My class had the amazing …………….. to participate in a National Reading Competition. We won first prize!

My brother had to buy new …………….. because his old ones were not suitable for running.

I have visited that café so …………….. that the waiters now know my name and order without asking.