"completely master" is a correct and usable part of a sentence in written English.
It can be used to describe a strong level of understanding or proficiency in a subject or skill. Example: After years of practice and dedication, she was able to completely master the art of playing the piano.
You can never completely master it".
An obituary claimed that "To whatever Professor Lax applied, he made himself completely master of it".
To whatever Professor Lax applied, he made himself completely master of it...[a] most excellent and amiable man".
(Of course, I'm assuming that the world might not come to an end if some students don't completely master the word, "polysyndeton").. Expanded A.P. helps students, who might otherwise be denied an opportunity to improve their writing and critical thinking skills, to learn challenging skills for mastery.
(Water) When you completely master Napalm Beat, what is the ratio of the increased MATK using that spell?
Once you completely master this move, you can use it as a transition between other breakdancing moves.
Techniques of inlay, veneering, and marquetry are completely mastered.
Byatt has never "completely mastered the rhythms of computer writing", preferring to write fiction by hand.
Anna is Italian by birth and has never, Ellis laments, completely mastered American idioms: "I have to keep the doctors in line," Anna says.
Tawane and his friends, for example, are extremely articulate and have completely mastered the language and bureaucratic skills of the NGO world they inhabit.
Horseshoe Hotel, 01947 895245, egtonbridgehotel.co.uk; Ye (or 'Top') Horseshoe, 01947 895274, yehorseshoe.co.uk They have served the same Eton Mess recipe here for more than 30 years and landlords Ray and Jane Carter and their family have the art of running a pub completely mastered.
