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.

One of the criteria for diagnosing diabetes is elevated blood sugar levels.
We need to investigate the cause of your persistent cough through further tests.
The patient was part of a select group chosen for the clinical trial.
The laboratory technician collected a blood specimen for analysis.
The algorithm accurately predicts the likelihood of heart disease based on various risk factors.
The doctor’s primary focus is on providing comprehensive care to all patients.
The patient’s status improved after receiving the appropriate treatment.
The ultrasound machine will image your internal organs to assess their function.
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