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.

Vaccination helps boost the body’s immune response to prevent infection.
We’ll need to sequence the patient’s DNA to identify any genetic mutations.
The doctor’s primary focus is on providing comprehensive care to all patients.
We’ll need to graft healthy skin onto the burn wound for proper healing.
The pathologist assigned a grade to the tumour based on its cellular characteristics.
The researcher formulated a hypothesis to explain the mechanism of action.
The medications may interact with each other, leading to adverse effects.
We’ll need to monitor your blood glucose levels regularly to manage your diabetes.
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