You can practise with performances of the whole study at tempi from 50 to 120 bpm.
At the faster speeds there are appropriate changes of tempi during the Piu Lento section.
Do you single or Double tongue at 120…?
There is a danger of slipping into Double Tonguing at tempi where you really should perhaps have practised sufficiently to Single tongue…
What would you do now?
Here is the opening at 120 bpm. can you single tongue it?