Complete the sentenses with the words.

1. The ... system is designed to defend our bodies against bacteria.
2. ... the cream on gently until it is absorbed.
3. Honey is used as a natural ... to treat wounds, burns and cuts.
4. ... is a sleep disorder in which a person can't sleep.
5. Arteries are blood ... that carry blood from the heart to the rest of the body.
6. Eating in a hurry can cause ... .
7. Drinking chamomile tea if you have overeaten can help soothe an upset ... .
8. Some people tend to get travel ... when they are in a moving car.