exercise o.l unit 7

We can no longer have confidence in the quality of the air we ...................

• breath

• breeze

• breathe

• breathing

My friend was given ............... by a medical doctor, who I’m convinced saved his life.

• CPR

• BCE

• DVD

• USA

You must leave immediately. You’re in great ................... here.

• dangerous

• danger

• safe

• safety

It’s illegal to use the fire alarm except in case of .................... .

• fluency

• allergy

• frequency

• emergency

The body often ..................... to stress by becoming ill.

• responds

• calls

• answers

• asks

She has an ...................... to cow’s milk

• alligator

• alacrity

• allergy

• energetic

The disease ..................... at least 120 people in England last year

• saved

• rescued

• killed

• cured

The results that we saw did not show the presence of any forms of ................... .

• emergency

• bedding

• bacteria

• blanket

They were supplied with food, clothes, and ................... .

• bedding

• bacteria

• allergy

• disease

The shelves were covered in a thick layer of .....................

• dost

• must

• trust

• dust