Listen to the sentences and complete them with the correct word or words (there will be between 1 and 4 missing).
Spelling is important both in the OET and in your working lives, and this exercise will help you to improve.
| The nervous system controls communication between organs. | |
| Certain glands secrete hormones that regulate various bodily functions. | |
| Blood donation is a voluntary act that can save lives. | |
| Quitting smoking can reduce the risk of relapse in recovering patients. | |
| You can enrol in the clinical trial if you meet the eligibility criteria. | |
| Your insight into your symptoms can help us make an accurate diagnosis. | |
| Mosquitoes can transmit diseases such as malaria. | |
| Medication can help suppress the immune system in auto-immune disorders. |