137k views
4 votes
During very difficult workouts, you work hard and breathe heavily.

What should the words in italics be replaced with to make this sentence more precise?

2 Answers

5 votes
High intensity . Hope this helps :)
User Lsouza
by
7.8k points
5 votes
C , high intensity ..............
User Insilico
by
8.0k points
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