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 textbook provides detailed explanations of medical concepts.
The intrinsic properties of the drug determine its efficacy.
You may encounter some discomfort during the procedure.
The numerical data will be analysed statistically.
Medication can help suppress the immune system in auto-immune disorders.
Abdominal pain can be a symptom of various medical conditions.
The research project aims to investigate the efficacy of the new drug.
Please stay in your lane while walking in the hospital corridors to avoid accidents.
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